11732920

素因数分解:

$2^3\times 5^1\times {\mathrm{521}}^1\times {\mathrm{563}}^1$

素因数の和:1095

約数の個数: 32

約数和(自身を含む): 26496720

約数和(自身を除く): 14763800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 521, 563, 1042, 1126, 2084, 2252, 2605, 2815, 4168, 4504, 5210, 5630, 10420, 11260, 20840, 22520, 293323, 586646, 1173292, 1466615, 2346584, 2933230, 5866460, 11732920]

約数ペア:

[(1, 11732920), (2, 5866460), (4, 2933230), (5, 2346584), (8, 1466615), (10, 1173292), (20, 586646), (40, 293323), (521, 22520), (563, 20840), (1042, 11260), (1126, 10420), (2084, 5630), (2252, 5210), (2605, 4504), (2815, 4168)]