1249820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:75

約数の個数: 96

約数和(自身を含む): 3386880

約数和(自身を除く): 2137060

約数列:

[1, 2, 4, 5, 10, 11, 13, 19, 20, 22, 23, 26, 38, 44, 46, 52, 55, 65, 76, 92, 95, 110, 115, 130, 143, 190, 209, 220, 230, 247, 253, 260, 286, 299, 380, 418, 437, 460, 494, 506, 572, 598, 715, 836, 874, 988, 1012, 1045, 1196, 1235, 1265, 1430, 1495, 1748, 2090, 2185, 2470, 2530, 2717, 2860, 2990, 3289, 4180, 4370, 4807, 4940, 5060, 5434, 5681, 5980, 6578, 8740, 9614, 10868, 11362, 13156, 13585, 16445, 19228, 22724, 24035, 27170, 28405, 32890, 48070, 54340, 56810, 62491, 65780, 96140, 113620, 124982, 249964, 312455, 624910, 1249820]

約数ペア:

[(1, 1249820), (2, 624910), (4, 312455), (5, 249964), (10, 124982), (11, 113620), (13, 96140), (19, 65780), (20, 62491), (22, 56810), (23, 54340), (26, 48070), (38, 32890), (44, 28405), (46, 27170), (52, 24035), (55, 22724), (65, 19228), (76, 16445), (92, 13585), (95, 13156), (110, 11362), (115, 10868), (130, 9614), (143, 8740), (190, 6578), (209, 5980), (220, 5681), (230, 5434), (247, 5060), (253, 4940), (260, 4807), (286, 4370), (299, 4180), (380, 3289), (418, 2990), (437, 2860), (460, 2717), (494, 2530), (506, 2470), (572, 2185), (598, 2090), (715, 1748), (836, 1495), (874, 1430), (988, 1265), (1012, 1235), (1045, 1196)]