12974480

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1033}}^1$

素因数の和:1203

約数の個数: 40

約数和(自身を含む): 30387192

約数和(自身を除く): 17412712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 628, 785, 1033, 1256, 1570, 2066, 2512, 3140, 4132, 5165, 6280, 8264, 10330, 12560, 16528, 20660, 41320, 82640, 162181, 324362, 648724, 810905, 1297448, 1621810, 2594896, 3243620, 6487240, 12974480]

約数ペア:

[(1, 12974480), (2, 6487240), (4, 3243620), (5, 2594896), (8, 1621810), (10, 1297448), (16, 810905), (20, 648724), (40, 324362), (80, 162181), (157, 82640), (314, 41320), (628, 20660), (785, 16528), (1033, 12560), (1256, 10330), (1570, 8264), (2066, 6280), (2512, 5165), (3140, 4132)]