12182840

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2957}}^1$

素因数の和:3071

約数の個数: 32

約数和(自身を含む): 27686880

約数和(自身を除く): 15504040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 2957, 4120, 5914, 11828, 14785, 23656, 29570, 59140, 118280, 304571, 609142, 1218284, 1522855, 2436568, 3045710, 6091420, 12182840]

約数ペア:

[(1, 12182840), (2, 6091420), (4, 3045710), (5, 2436568), (8, 1522855), (10, 1218284), (20, 609142), (40, 304571), (103, 118280), (206, 59140), (412, 29570), (515, 23656), (824, 14785), (1030, 11828), (2060, 5914), (2957, 4120)]