200628680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{716531}}^1$

素因数の和:716549

約数の個数: 32

約数和(自身を含む): 515903040

約数和(自身を除く): 315274360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 716531, 1433062, 2866124, 3582655, 5015717, 5732248, 7165310, 10031434, 14330620, 20062868, 25078585, 28661240, 40125736, 50157170, 100314340, 200628680]

約数ペア:

[(1, 200628680), (2, 100314340), (4, 50157170), (5, 40125736), (7, 28661240), (8, 25078585), (10, 20062868), (14, 14330620), (20, 10031434), (28, 7165310), (35, 5732248), (40, 5015717), (56, 3582655), (70, 2866124), (140, 1433062), (280, 716531)]