74627380

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{91009}}^1$

素因数の和:91059

約数の個数: 24

約数和(自身を含む): 160541640

約数和(自身を除く): 85914260

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 91009, 182018, 364036, 455045, 910090, 1820180, 3731369, 7462738, 14925476, 18656845, 37313690, 74627380]

約数ペア:

[(1, 74627380), (2, 37313690), (4, 18656845), (5, 14925476), (10, 7462738), (20, 3731369), (41, 1820180), (82, 910090), (164, 455045), (205, 364036), (410, 182018), (820, 91009)]