1308052180

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{401243}}^1$

素因数の和:401415

約数の個数: 24

約数和(自身を含む): 2763768672

約数和(自身を除く): 1455716492

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 401243, 802486, 1604972, 2006215, 4012430, 8024860, 65402609, 130805218, 261610436, 327013045, 654026090, 1308052180]

約数ペア:

[(1, 1308052180), (2, 654026090), (4, 327013045), (5, 261610436), (10, 130805218), (20, 65402609), (163, 8024860), (326, 4012430), (652, 2006215), (815, 1604972), (1630, 802486), (3260, 401243)]