39502840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{75967}}^1$

素因数の和:75991

約数の個数: 32

約数和(自身を含む): 95719680

約数和(自身を除く): 56216840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 75967, 151934, 303868, 379835, 607736, 759670, 987571, 1519340, 1975142, 3038680, 3950284, 4937855, 7900568, 9875710, 19751420, 39502840]

約数ペア:

[(1, 39502840), (2, 19751420), (4, 9875710), (5, 7900568), (8, 4937855), (10, 3950284), (13, 3038680), (20, 1975142), (26, 1519340), (40, 987571), (52, 759670), (65, 607736), (104, 379835), (130, 303868), (260, 151934), (520, 75967)]