90382940

素因数分解:

$2^2\times 5^1\times {\mathrm{2099}}^1\times {\mathrm{2153}}^1$

素因数の和:4261

約数の個数: 24

約数和(自身を含む): 189982800

約数和(自身を除く): 99599860

約数列:

[1, 2, 4, 5, 10, 20, 2099, 2153, 4198, 4306, 8396, 8612, 10495, 10765, 20990, 21530, 41980, 43060, 4519147, 9038294, 18076588, 22595735, 45191470, 90382940]

約数ペア:

[(1, 90382940), (2, 45191470), (4, 22595735), (5, 18076588), (10, 9038294), (20, 4519147), (2099, 43060), (2153, 41980), (4198, 21530), (4306, 20990), (8396, 10765), (8612, 10495)]