40734440

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{9887}}^1$

素因数の和:10001

約数の個数: 32

約数和(自身を含む): 92551680

約数和(自身を除く): 51817240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 9887, 19774, 39548, 49435, 79096, 98870, 197740, 395480, 1018361, 2036722, 4073444, 5091805, 8146888, 10183610, 20367220, 40734440]

約数ペア:

[(1, 40734440), (2, 20367220), (4, 10183610), (5, 8146888), (8, 5091805), (10, 4073444), (20, 2036722), (40, 1018361), (103, 395480), (206, 197740), (412, 98870), (515, 79096), (824, 49435), (1030, 39548), (2060, 19774), (4120, 9887)]