2020804565

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{38053}}^1$

素因数の和:38133

約数の個数: 32

約数和(自身を含む): 2812951680

約数和(自身を除く): 792147115

約数列:

[1, 5, 13, 19, 43, 65, 95, 215, 247, 559, 817, 1235, 2795, 4085, 10621, 38053, 53105, 190265, 494689, 723007, 1636279, 2473445, 3615035, 8181395, 9399091, 21271627, 31089301, 46995455, 106358135, 155446505, 404160913, 2020804565]

約数ペア:

[(1, 2020804565), (5, 404160913), (13, 155446505), (19, 106358135), (43, 46995455), (65, 31089301), (95, 21271627), (215, 9399091), (247, 8181395), (559, 3615035), (817, 2473445), (1235, 1636279), (2795, 723007), (4085, 494689), (10621, 190265), (38053, 53105)]