12640290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{32411}}^1$

素因数の和:32434

約数の個数: 32

約数和(自身を含む): 32671296

約数和(自身を除く): 20031006

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 32411, 64822, 97233, 162055, 194466, 324110, 421343, 486165, 842686, 972330, 1264029, 2106715, 2528058, 4213430, 6320145, 12640290]

約数ペア:

[(1, 12640290), (2, 6320145), (3, 4213430), (5, 2528058), (6, 2106715), (10, 1264029), (13, 972330), (15, 842686), (26, 486165), (30, 421343), (39, 324110), (65, 194466), (78, 162055), (130, 97233), (195, 64822), (390, 32411)]