2120865460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{15149039}}^1$

素因数の和:15149055

約数の個数: 24

約数和(自身を含む): 5090077440

約数和(自身を除く): 2969211980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 15149039, 30298078, 60596156, 75745195, 106043273, 151490390, 212086546, 302980780, 424173092, 530216365, 1060432730, 2120865460]

約数ペア:

[(1, 2120865460), (2, 1060432730), (4, 530216365), (5, 424173092), (7, 302980780), (10, 212086546), (14, 151490390), (20, 106043273), (28, 75745195), (35, 60596156), (70, 30298078), (140, 15149039)]