4012840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7717}}^1$

素因数の和:7741

約数の個数: 32

約数和(自身を含む): 9724680

約数和(自身を除く): 5711840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 7717, 15434, 30868, 38585, 61736, 77170, 100321, 154340, 200642, 308680, 401284, 501605, 802568, 1003210, 2006420, 4012840]

約数ペア:

[(1, 4012840), (2, 2006420), (4, 1003210), (5, 802568), (8, 501605), (10, 401284), (13, 308680), (20, 200642), (26, 154340), (40, 100321), (52, 77170), (65, 61736), (104, 38585), (130, 30868), (260, 15434), (520, 7717)]