12536420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{3709}}^1$

素因数の和:3744

約数の個数: 36

約数和(自身を含む): 28515060

約数和(自身を除く): 15978640

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 3709, 7418, 14836, 18545, 37090, 48217, 74180, 96434, 192868, 241085, 482170, 626821, 964340, 1253642, 2507284, 3134105, 6268210, 12536420]

約数ペア:

[(1, 12536420), (2, 6268210), (4, 3134105), (5, 2507284), (10, 1253642), (13, 964340), (20, 626821), (26, 482170), (52, 241085), (65, 192868), (130, 96434), (169, 74180), (260, 48217), (338, 37090), (676, 18545), (845, 14836), (1690, 7418), (3380, 3709)]