442547980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3161057}}^1$

素因数の和:3161073

約数の個数: 24

約数和(自身を含む): 1062115488

約数和(自身を除く): 619567508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3161057, 6322114, 12644228, 15805285, 22127399, 31610570, 44254798, 63221140, 88509596, 110636995, 221273990, 442547980]

約数ペア:

[(1, 442547980), (2, 221273990), (4, 110636995), (5, 88509596), (7, 63221140), (10, 44254798), (14, 31610570), (20, 22127399), (28, 15805285), (35, 12644228), (70, 6322114), (140, 3161057)]