442078660

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{311323}}^1$

素因数の和:311403

約数の個数: 24

約数和(自身を含む): 941443776

約数和(自身を除く): 499365116

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 311323, 622646, 1245292, 1556615, 3113230, 6226460, 22103933, 44207866, 88415732, 110519665, 221039330, 442078660]

約数ペア:

[(1, 442078660), (2, 221039330), (4, 110519665), (5, 88415732), (10, 44207866), (20, 22103933), (71, 6226460), (142, 3113230), (284, 1556615), (355, 1245292), (710, 622646), (1420, 311323)]