7680920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{14771}}^1$

素因数の和:14795

約数の個数: 32

約数和(自身を含む): 18612720

約数和(自身を除く): 10931800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 14771, 29542, 59084, 73855, 118168, 147710, 192023, 295420, 384046, 590840, 768092, 960115, 1536184, 1920230, 3840460, 7680920]

約数ペア:

[(1, 7680920), (2, 3840460), (4, 1920230), (5, 1536184), (8, 960115), (10, 768092), (13, 590840), (20, 384046), (26, 295420), (40, 192023), (52, 147710), (65, 118168), (104, 73855), (130, 59084), (260, 29542), (520, 14771)]