90602120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{323579}}^1$

素因数の和:323597

約数の個数: 32

約数和(自身を含む): 232977600

約数和(自身を除く): 142375480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 323579, 647158, 1294316, 1617895, 2265053, 2588632, 3235790, 4530106, 6471580, 9060212, 11325265, 12943160, 18120424, 22650530, 45301060, 90602120]

約数ペア:

[(1, 90602120), (2, 45301060), (4, 22650530), (5, 18120424), (7, 12943160), (8, 11325265), (10, 9060212), (14, 6471580), (20, 4530106), (28, 3235790), (35, 2588632), (40, 2265053), (56, 1617895), (70, 1294316), (140, 647158), (280, 323579)]