1969135540

素因数分解:

$2^2\times 5^1\times {\mathrm{12281}}^1\times {\mathrm{8017}}^1$

素因数の和:20307

約数の個数: 24

約数和(自身を含む): 4136037192

約数和(自身を除く): 2166901652

約数列:

[1, 2, 4, 5, 10, 20, 8017, 12281, 16034, 24562, 32068, 40085, 49124, 61405, 80170, 122810, 160340, 245620, 98456777, 196913554, 393827108, 492283885, 984567770, 1969135540]

約数ペア:

[(1, 1969135540), (2, 984567770), (4, 492283885), (5, 393827108), (10, 196913554), (20, 98456777), (8017, 245620), (12281, 160340), (16034, 122810), (24562, 80170), (32068, 61405), (40085, 49124)]