30983740

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{15971}}^1$

素因数の和:16077

約数の個数: 24

約数和(自身を含む): 65740752

約数和(自身を除く): 34757012

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 15971, 31942, 63884, 79855, 159710, 319420, 1549187, 3098374, 6196748, 7745935, 15491870, 30983740]

約数ペア:

[(1, 30983740), (2, 15491870), (4, 7745935), (5, 6196748), (10, 3098374), (20, 1549187), (97, 319420), (194, 159710), (388, 79855), (485, 63884), (970, 31942), (1940, 15971)]