28670360

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{6343}}^1$

素因数の和:6467

約数の個数: 32

約数和(自身を含む): 65089440

約数和(自身を除く): 36419080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 6343, 12686, 25372, 31715, 50744, 63430, 126860, 253720, 716759, 1433518, 2867036, 3583795, 5734072, 7167590, 14335180, 28670360]

約数ペア:

[(1, 28670360), (2, 14335180), (4, 7167590), (5, 5734072), (8, 3583795), (10, 2867036), (20, 1433518), (40, 716759), (113, 253720), (226, 126860), (452, 63430), (565, 50744), (904, 31715), (1130, 25372), (2260, 12686), (4520, 6343)]