13178680

素因数分解:

$2^3\times 5^1\times {\mathrm{571}}^1\times {\mathrm{577}}^1$

素因数の和:1159

約数の個数: 32

約数和(自身を含む): 29755440

約数和(自身を除く): 16576760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 571, 577, 1142, 1154, 2284, 2308, 2855, 2885, 4568, 4616, 5710, 5770, 11420, 11540, 22840, 23080, 329467, 658934, 1317868, 1647335, 2635736, 3294670, 6589340, 13178680]

約数ペア:

[(1, 13178680), (2, 6589340), (4, 3294670), (5, 2635736), (8, 1647335), (10, 1317868), (20, 658934), (40, 329467), (571, 23080), (577, 22840), (1142, 11540), (1154, 11420), (2284, 5770), (2308, 5710), (2855, 4616), (2885, 4568)]