81961260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1366021}}^1$

素因数の和:1366033

約数の個数: 24

約数和(自身を含む): 229491696

約数和(自身を除く): 147530436

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1366021, 2732042, 4098063, 5464084, 6830105, 8196126, 13660210, 16392252, 20490315, 27320420, 40980630, 81961260]

約数ペア:

[(1, 81961260), (2, 40980630), (3, 27320420), (4, 20490315), (5, 16392252), (6, 13660210), (10, 8196126), (12, 6830105), (15, 5464084), (20, 4098063), (30, 2732042), (60, 1366021)]