2000304020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{647}}^1$

素因数の和:750

約数の個数: 192

約数和(自身を含む): 5267275776

約数和(自身を除く): 3266971756

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 23, 26, 44, 46, 47, 52, 55, 65, 92, 94, 110, 115, 130, 143, 188, 220, 230, 235, 253, 260, 286, 299, 460, 470, 506, 517, 572, 598, 611, 647, 715, 940, 1012, 1034, 1081, 1196, 1222, 1265, 1294, 1430, 1495, 2068, 2162, 2444, 2530, 2585, 2588, 2860, 2990, 3055, 3235, 3289, 4324, 5060, 5170, 5405, 5980, 6110, 6470, 6578, 6721, 7117, 8411, 10340, 10810, 11891, 12220, 12940, 13156, 13442, 14053, 14234, 14881, 16445, 16822, 21620, 23782, 26884, 28106, 28468, 29762, 30409, 32890, 33605, 33644, 35585, 42055, 47564, 56212, 59455, 59524, 60818, 65780, 67210, 70265, 71170, 74405, 84110, 92521, 118910, 121636, 134420, 140530, 142340, 148810, 152045, 154583, 163691, 168220, 185042, 193453, 237820, 281060, 297620, 304090, 309166, 327382, 334499, 370084, 386906, 395317, 462605, 608180, 618332, 654764, 668998, 699407, 772915, 773812, 790634, 818455, 925210, 967265, 1337996, 1398814, 1545830, 1581268, 1636910, 1672495, 1850420, 1934530, 1976585, 2127983, 2797628, 3091660, 3273820, 3344990, 3497035, 3869060, 3953170, 4255966, 4348487, 6689980, 6994070, 7693477, 7906340, 8511932, 8696974, 9092291, 10639915, 13988140, 15386954, 17393948, 18184582, 21279830, 21742435, 30773908, 36369164, 38467385, 42559660, 43484870, 45461455, 76934770, 86969740, 90922910, 100015201, 153869540, 181845820, 200030402, 400060804, 500076005, 1000152010, 2000304020]

約数ペア:

[(1, 2000304020), (2, 1000152010), (4, 500076005), (5, 400060804), (10, 200030402), (11, 181845820), (13, 153869540), (20, 100015201), (22, 90922910), (23, 86969740), (26, 76934770), (44, 45461455), (46, 43484870), (47, 42559660), (52, 38467385), (55, 36369164), (65, 30773908), (92, 21742435), (94, 21279830), (110, 18184582), (115, 17393948), (130, 15386954), (143, 13988140), (188, 10639915), (220, 9092291), (230, 8696974), (235, 8511932), (253, 7906340), (260, 7693477), (286, 6994070), (299, 6689980), (460, 4348487), (470, 4255966), (506, 3953170), (517, 3869060), (572, 3497035), (598, 3344990), (611, 3273820), (647, 3091660), (715, 2797628), (940, 2127983), (1012, 1976585), (1034, 1934530), (1081, 1850420), (1196, 1672495), (1222, 1636910), (1265, 1581268), (1294, 1545830), (1430, 1398814), (1495, 1337996), (2068, 967265), (2162, 925210), (2444, 818455), (2530, 790634), (2585, 773812), (2588, 772915), (2860, 699407), (2990, 668998), (3055, 654764), (3235, 618332), (3289, 608180), (4324, 462605), (5060, 395317), (5170, 386906), (5405, 370084), (5980, 334499), (6110, 327382), (6470, 309166), (6578, 304090), (6721, 297620), (7117, 281060), (8411, 237820), (10340, 193453), (10810, 185042), (11891, 168220), (12220, 163691), (12940, 154583), (13156, 152045), (13442, 148810), (14053, 142340), (14234, 140530), (14881, 134420), (16445, 121636), (16822, 118910), (21620, 92521), (23782, 84110), (26884, 74405), (28106, 71170), (28468, 70265), (29762, 67210), (30409, 65780), (32890, 60818), (33605, 59524), (33644, 59455), (35585, 56212), (42055, 47564)]