3089840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2971}}^1$

素因数の和:2997

約数の個数: 40

約数和(自身を含む): 7739088

約数和(自身を除く): 4649248

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 2971, 5942, 11884, 14855, 23768, 29710, 38623, 47536, 59420, 77246, 118840, 154492, 193115, 237680, 308984, 386230, 617968, 772460, 1544920, 3089840]

約数ペア:

[(1, 3089840), (2, 1544920), (4, 772460), (5, 617968), (8, 386230), (10, 308984), (13, 237680), (16, 193115), (20, 154492), (26, 118840), (40, 77246), (52, 59420), (65, 47536), (80, 38623), (104, 29710), (130, 23768), (208, 14855), (260, 11884), (520, 5942), (1040, 2971)]