2172570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{521}}^1$

素因数の和:670

約数の個数: 32

約数和(自身を含む): 5261760

約数和(自身を除く): 3089190

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 139, 278, 417, 521, 695, 834, 1042, 1390, 1563, 2085, 2605, 3126, 4170, 5210, 7815, 15630, 72419, 144838, 217257, 362095, 434514, 724190, 1086285, 2172570]

約数ペア:

[(1, 2172570), (2, 1086285), (3, 724190), (5, 434514), (6, 362095), (10, 217257), (15, 144838), (30, 72419), (139, 15630), (278, 7815), (417, 5210), (521, 4170), (695, 3126), (834, 2605), (1042, 2085), (1390, 1563)]