1395280

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:283

約数の個数: 40

約数和(自身を含む): 3294432

約数和(自身を除く): 1899152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 163, 214, 326, 428, 535, 652, 815, 856, 1070, 1304, 1630, 1712, 2140, 2608, 3260, 4280, 6520, 8560, 13040, 17441, 34882, 69764, 87205, 139528, 174410, 279056, 348820, 697640, 1395280]

約数ペア:

[(1, 1395280), (2, 697640), (4, 348820), (5, 279056), (8, 174410), (10, 139528), (16, 87205), (20, 69764), (40, 34882), (80, 17441), (107, 13040), (163, 8560), (214, 6520), (326, 4280), (428, 3260), (535, 2608), (652, 2140), (815, 1712), (856, 1630), (1070, 1304)]