7798280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{27851}}^1$

素因数の和:27869

約数の個数: 32

約数和(自身を含む): 20053440

約数和(自身を除く): 12255160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 27851, 55702, 111404, 139255, 194957, 222808, 278510, 389914, 557020, 779828, 974785, 1114040, 1559656, 1949570, 3899140, 7798280]

約数ペア:

[(1, 7798280), (2, 3899140), (4, 1949570), (5, 1559656), (7, 1114040), (8, 974785), (10, 779828), (14, 557020), (20, 389914), (28, 278510), (35, 222808), (40, 194957), (56, 139255), (70, 111404), (140, 55702), (280, 27851)]