64691060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{462079}}^1$

素因数の和:462095

約数の個数: 24

約数和(自身を含む): 155258880

約数和(自身を除く): 90567820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 462079, 924158, 1848316, 2310395, 3234553, 4620790, 6469106, 9241580, 12938212, 16172765, 32345530, 64691060]

約数ペア:

[(1, 64691060), (2, 32345530), (4, 16172765), (5, 12938212), (7, 9241580), (10, 6469106), (14, 4620790), (20, 3234553), (28, 2310395), (35, 1848316), (70, 924158), (140, 462079)]