30782620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139921}}^1$

素因数の和:139941

約数の個数: 24

約数和(自身を含む): 70520688

約数和(自身を除く): 39738068

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 139921, 279842, 559684, 699605, 1399210, 1539131, 2798420, 3078262, 6156524, 7695655, 15391310, 30782620]

約数ペア:

[(1, 30782620), (2, 15391310), (4, 7695655), (5, 6156524), (10, 3078262), (11, 2798420), (20, 1539131), (22, 1399210), (44, 699605), (55, 559684), (110, 279842), (220, 139921)]