90590360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{323537}}^1$

素因数の和:323555

約数の個数: 32

約数和(自身を含む): 232947360

約数和(自身を除く): 142357000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 323537, 647074, 1294148, 1617685, 2264759, 2588296, 3235370, 4529518, 6470740, 9059036, 11323795, 12941480, 18118072, 22647590, 45295180, 90590360]

約数ペア:

[(1, 90590360), (2, 45295180), (4, 22647590), (5, 18118072), (7, 12941480), (8, 11323795), (10, 9059036), (14, 6470740), (20, 4529518), (28, 3235370), (35, 2588296), (40, 2264759), (56, 1617685), (70, 1294148), (140, 647074), (280, 323537)]