20357340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{339289}}^1$

素因数の和:339301

約数の個数: 24

約数和(自身を含む): 57000720

約数和(自身を除く): 36643380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 339289, 678578, 1017867, 1357156, 1696445, 2035734, 3392890, 4071468, 5089335, 6785780, 10178670, 20357340]

約数ペア:

[(1, 20357340), (2, 10178670), (3, 6785780), (4, 5089335), (5, 4071468), (6, 3392890), (10, 2035734), (12, 1696445), (15, 1357156), (20, 1017867), (30, 678578), (60, 339289)]