40909870

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{2143}}^1$

素因数の和:2256

約数の個数: 32

約数和(自身を含む): 77801472

約数和(自身を除く): 36891602

約数列:

[1, 2, 5, 10, 23, 46, 83, 115, 166, 230, 415, 830, 1909, 2143, 3818, 4286, 9545, 10715, 19090, 21430, 49289, 98578, 177869, 246445, 355738, 492890, 889345, 1778690, 4090987, 8181974, 20454935, 40909870]

約数ペア:

[(1, 40909870), (2, 20454935), (5, 8181974), (10, 4090987), (23, 1778690), (46, 889345), (83, 492890), (115, 355738), (166, 246445), (230, 177869), (415, 98578), (830, 49289), (1909, 21430), (2143, 19090), (3818, 10715), (4286, 9545)]