39905240

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{457}}^1$

素因数の和:564

約数の個数: 64

約数和(自身を含む): 93981600

約数和(自身を除く): 54076360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 59, 74, 118, 148, 185, 236, 295, 296, 370, 457, 472, 590, 740, 914, 1180, 1480, 1828, 2183, 2285, 2360, 3656, 4366, 4570, 8732, 9140, 10915, 16909, 17464, 18280, 21830, 26963, 33818, 43660, 53926, 67636, 84545, 87320, 107852, 134815, 135272, 169090, 215704, 269630, 338180, 539260, 676360, 997631, 1078520, 1995262, 3990524, 4988155, 7981048, 9976310, 19952620, 39905240]

約数ペア:

[(1, 39905240), (2, 19952620), (4, 9976310), (5, 7981048), (8, 4988155), (10, 3990524), (20, 1995262), (37, 1078520), (40, 997631), (59, 676360), (74, 539260), (118, 338180), (148, 269630), (185, 215704), (236, 169090), (295, 135272), (296, 134815), (370, 107852), (457, 87320), (472, 84545), (590, 67636), (740, 53926), (914, 43660), (1180, 33818), (1480, 26963), (1828, 21830), (2183, 18280), (2285, 17464), (2360, 16909), (3656, 10915), (4366, 9140), (4570, 8732)]