755397740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{6871}}^1$

素因数の和:7142

約数の個数: 48

約数和(自身を含む): 1662474240

約数和(自身を除く): 907076500

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 239, 460, 478, 956, 1195, 2390, 4780, 5497, 6871, 10994, 13742, 21988, 27484, 27485, 34355, 54970, 68710, 109940, 137420, 158033, 316066, 632132, 790165, 1580330, 1642169, 3160660, 3284338, 6568676, 8210845, 16421690, 32843380, 37769887, 75539774, 151079548, 188849435, 377698870, 755397740]

約数ペア:

[(1, 755397740), (2, 377698870), (4, 188849435), (5, 151079548), (10, 75539774), (20, 37769887), (23, 32843380), (46, 16421690), (92, 8210845), (115, 6568676), (230, 3284338), (239, 3160660), (460, 1642169), (478, 1580330), (956, 790165), (1195, 632132), (2390, 316066), (4780, 158033), (5497, 137420), (6871, 109940), (10994, 68710), (13742, 54970), (21988, 34355), (27484, 27485)]