7639840

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3673}}^1$

素因数の和:3701

約数の個数: 48

約数和(自身を含む): 19442808

約数和(自身を除く): 11802968

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 3673, 7346, 14692, 18365, 29384, 36730, 47749, 58768, 73460, 95498, 117536, 146920, 190996, 238745, 293840, 381992, 477490, 587680, 763984, 954980, 1527968, 1909960, 3819920, 7639840]

約数ペア:

[(1, 7639840), (2, 3819920), (4, 1909960), (5, 1527968), (8, 954980), (10, 763984), (13, 587680), (16, 477490), (20, 381992), (26, 293840), (32, 238745), (40, 190996), (52, 146920), (65, 117536), (80, 95498), (104, 73460), (130, 58768), (160, 47749), (208, 36730), (260, 29384), (416, 18365), (520, 14692), (1040, 7346), (2080, 3673)]