47802040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:233

約数の個数: 128

約数和(自身を含む): 129366720

約数和(自身を除く): 81564680

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 61, 65, 88, 104, 110, 122, 130, 137, 143, 220, 244, 260, 274, 286, 305, 440, 488, 520, 548, 572, 610, 671, 685, 715, 793, 1096, 1144, 1220, 1342, 1370, 1430, 1507, 1586, 1781, 2440, 2684, 2740, 2860, 3014, 3172, 3355, 3562, 3965, 5368, 5480, 5720, 6028, 6344, 6710, 7124, 7535, 7930, 8357, 8723, 8905, 12056, 13420, 14248, 15070, 15860, 16714, 17446, 17810, 19591, 26840, 30140, 31720, 33428, 34892, 35620, 39182, 41785, 43615, 60280, 66856, 69784, 71240, 78364, 83570, 87230, 91927, 97955, 108641, 156728, 167140, 174460, 183854, 195910, 217282, 334280, 348920, 367708, 391820, 434564, 459635, 543205, 735416, 783640, 869128, 919270, 1086410, 1195051, 1838540, 2172820, 2390102, 3677080, 4345640, 4780204, 5975255, 9560408, 11950510, 23901020, 47802040]

約数ペア:

[(1, 47802040), (2, 23901020), (4, 11950510), (5, 9560408), (8, 5975255), (10, 4780204), (11, 4345640), (13, 3677080), (20, 2390102), (22, 2172820), (26, 1838540), (40, 1195051), (44, 1086410), (52, 919270), (55, 869128), (61, 783640), (65, 735416), (88, 543205), (104, 459635), (110, 434564), (122, 391820), (130, 367708), (137, 348920), (143, 334280), (220, 217282), (244, 195910), (260, 183854), (274, 174460), (286, 167140), (305, 156728), (440, 108641), (488, 97955), (520, 91927), (548, 87230), (572, 83570), (610, 78364), (671, 71240), (685, 69784), (715, 66856), (793, 60280), (1096, 43615), (1144, 41785), (1220, 39182), (1342, 35620), (1370, 34892), (1430, 33428), (1507, 31720), (1586, 30140), (1781, 26840), (2440, 19591), (2684, 17810), (2740, 17446), (2860, 16714), (3014, 15860), (3172, 15070), (3355, 14248), (3562, 13420), (3965, 12056), (5368, 8905), (5480, 8723), (5720, 8357), (6028, 7930), (6344, 7535), (6710, 7124)]