40451740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{2557}}^1$

素因数の和:2686

約数の個数: 48

約数和(自身を含む): 97981632

約数和(自身を除く): 57529892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 452, 565, 791, 1130, 1582, 2260, 2557, 3164, 3955, 5114, 7910, 10228, 12785, 15820, 17899, 25570, 35798, 51140, 71596, 89495, 178990, 288941, 357980, 577882, 1155764, 1444705, 2022587, 2889410, 4045174, 5778820, 8090348, 10112935, 20225870, 40451740]

約数ペア:

[(1, 40451740), (2, 20225870), (4, 10112935), (5, 8090348), (7, 5778820), (10, 4045174), (14, 2889410), (20, 2022587), (28, 1444705), (35, 1155764), (70, 577882), (113, 357980), (140, 288941), (226, 178990), (452, 89495), (565, 71596), (791, 51140), (1130, 35798), (1582, 25570), (2260, 17899), (2557, 15820), (3164, 12785), (3955, 10228), (5114, 7910)]