47913640

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{16871}}^1$

素因数の和:16953

約数の個数: 32

約数和(自身を含む): 109330560

約数和(自身を除く): 61416920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 16871, 33742, 67484, 84355, 134968, 168710, 337420, 674840, 1197841, 2395682, 4791364, 5989205, 9582728, 11978410, 23956820, 47913640]

約数ペア:

[(1, 47913640), (2, 23956820), (4, 11978410), (5, 9582728), (8, 5989205), (10, 4791364), (20, 2395682), (40, 1197841), (71, 674840), (142, 337420), (284, 168710), (355, 134968), (568, 84355), (710, 67484), (1420, 33742), (2840, 16871)]