630963340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1291}}^1\times {\mathrm{3491}}^1$

素因数の和:4798

約数の個数: 48

約数和(自身を含む): 1515919104

約数和(自身を除く): 884955764

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1291, 2582, 3491, 5164, 6455, 6982, 9037, 12910, 13964, 17455, 18074, 24437, 25820, 34910, 36148, 45185, 48874, 69820, 90370, 97748, 122185, 180740, 244370, 488740, 4506881, 9013762, 18027524, 22534405, 31548167, 45068810, 63096334, 90137620, 126192668, 157740835, 315481670, 630963340]

約数ペア:

[(1, 630963340), (2, 315481670), (4, 157740835), (5, 126192668), (7, 90137620), (10, 63096334), (14, 45068810), (20, 31548167), (28, 22534405), (35, 18027524), (70, 9013762), (140, 4506881), (1291, 488740), (2582, 244370), (3491, 180740), (5164, 122185), (6455, 97748), (6982, 90370), (9037, 69820), (12910, 48874), (13964, 45185), (17455, 36148), (18074, 34910), (24437, 25820)]