1581606520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3041551}}^1$

素因数の和:3041575

約数の個数: 32

約数和(自身を含む): 3832355520

約数和(自身を除く): 2250749000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 3041551, 6083102, 12166204, 15207755, 24332408, 30415510, 39540163, 60831020, 79080326, 121662040, 158160652, 197700815, 316321304, 395401630, 790803260, 1581606520]

約数ペア:

[(1, 1581606520), (2, 790803260), (4, 395401630), (5, 316321304), (8, 197700815), (10, 158160652), (13, 121662040), (20, 79080326), (26, 60831020), (40, 39540163), (52, 30415510), (65, 24332408), (104, 15207755), (130, 12166204), (260, 6083102), (520, 3041551)]