29340620

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{313}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 63829920

約数和(自身を除く): 34489300

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 109, 172, 215, 218, 313, 430, 436, 545, 626, 860, 1090, 1252, 1565, 2180, 3130, 4687, 6260, 9374, 13459, 18748, 23435, 26918, 34117, 46870, 53836, 67295, 68234, 93740, 134590, 136468, 170585, 269180, 341170, 682340, 1467031, 2934062, 5868124, 7335155, 14670310, 29340620]

約数ペア:

[(1, 29340620), (2, 14670310), (4, 7335155), (5, 5868124), (10, 2934062), (20, 1467031), (43, 682340), (86, 341170), (109, 269180), (172, 170585), (215, 136468), (218, 134590), (313, 93740), (430, 68234), (436, 67295), (545, 53836), (626, 46870), (860, 34117), (1090, 26918), (1252, 23435), (1565, 18748), (2180, 13459), (3130, 9374), (4687, 6260)]