40809818

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{569}}^1$

素因数の和:734

約数の個数: 32

約数和(自身を含む): 72230400

約数和(自身を除く): 31420582

約数列:

[1, 2, 7, 14, 47, 94, 109, 218, 329, 569, 658, 763, 1138, 1526, 3983, 5123, 7966, 10246, 26743, 35861, 53486, 62021, 71722, 124042, 187201, 374402, 434147, 868294, 2914987, 5829974, 20404909, 40809818]

約数ペア:

[(1, 40809818), (2, 20404909), (7, 5829974), (14, 2914987), (47, 868294), (94, 434147), (109, 374402), (218, 187201), (329, 124042), (569, 71722), (658, 62021), (763, 53486), (1138, 35861), (1526, 26743), (3983, 10246), (5123, 7966)]