7966090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{521}}^1$

素因数の和:678

約数の個数: 32

約数和(自身を含む): 15785280

約数和(自身を除く): 7819190

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 139, 278, 521, 695, 1042, 1390, 1529, 2605, 3058, 5210, 5731, 7645, 11462, 15290, 28655, 57310, 72419, 144838, 362095, 724190, 796609, 1593218, 3983045, 7966090]

約数ペア:

[(1, 7966090), (2, 3983045), (5, 1593218), (10, 796609), (11, 724190), (22, 362095), (55, 144838), (110, 72419), (139, 57310), (278, 28655), (521, 15290), (695, 11462), (1042, 7645), (1390, 5731), (1529, 5210), (2605, 3058)]