20012970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{773}}^1\times {\mathrm{863}}^1$

素因数の和:1646

約数の個数: 32

約数和(自身を含む): 48148992

約数和(自身を除く): 28136022

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 773, 863, 1546, 1726, 2319, 2589, 3865, 4315, 4638, 5178, 7730, 8630, 11595, 12945, 23190, 25890, 667099, 1334198, 2001297, 3335495, 4002594, 6670990, 10006485, 20012970]

約数ペア:

[(1, 20012970), (2, 10006485), (3, 6670990), (5, 4002594), (6, 3335495), (10, 2001297), (15, 1334198), (30, 667099), (773, 25890), (863, 23190), (1546, 12945), (1726, 11595), (2319, 8630), (2589, 7730), (3865, 5178), (4315, 4638)]