213040020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{3550667}}^1$

素因数の和:3550679

約数の個数: 24

約数和(自身を含む): 596512224

約数和(自身を除く): 383472204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 3550667, 7101334, 10652001, 14202668, 17753335, 21304002, 35506670, 42608004, 53260005, 71013340, 106520010, 213040020]

約数ペア:

[(1, 213040020), (2, 106520010), (3, 71013340), (4, 53260005), (5, 42608004), (6, 35506670), (10, 21304002), (12, 17753335), (15, 14202668), (20, 10652001), (30, 7101334), (60, 3550667)]