20357460

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37699}}^1$

素因数の和:37717

約数の個数: 48

約数和(自身を含む): 63336000

約数和(自身を除く): 42978540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 37699, 75398, 113097, 150796, 188495, 226194, 339291, 376990, 452388, 565485, 678582, 753980, 1017873, 1130970, 1357164, 1696455, 2035746, 2261940, 3392910, 4071492, 5089365, 6785820, 10178730, 20357460]

約数ペア:

[(1, 20357460), (2, 10178730), (3, 6785820), (4, 5089365), (5, 4071492), (6, 3392910), (9, 2261940), (10, 2035746), (12, 1696455), (15, 1357164), (18, 1130970), (20, 1017873), (27, 753980), (30, 678582), (36, 565485), (45, 452388), (54, 376990), (60, 339291), (90, 226194), (108, 188495), (135, 150796), (180, 113097), (270, 75398), (540, 37699)]