42474640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{40841}}^1$

素因数の和:40867

約数の個数: 40

約数和(自身を含む): 106352568

約数和(自身を除く): 63877928

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 40841, 81682, 163364, 204205, 326728, 408410, 530933, 653456, 816820, 1061866, 1633640, 2123732, 2654665, 3267280, 4247464, 5309330, 8494928, 10618660, 21237320, 42474640]

約数ペア:

[(1, 42474640), (2, 21237320), (4, 10618660), (5, 8494928), (8, 5309330), (10, 4247464), (13, 3267280), (16, 2654665), (20, 2123732), (26, 1633640), (40, 1061866), (52, 816820), (65, 653456), (80, 530933), (104, 408410), (130, 326728), (208, 204205), (260, 163364), (520, 81682), (1040, 40841)]