215528020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{567179}}^1$

素因数の和:567207

約数の個数: 24

約数和(自身を含む): 476431200

約数和(自身を除く): 260903180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 567179, 1134358, 2268716, 2835895, 5671790, 10776401, 11343580, 21552802, 43105604, 53882005, 107764010, 215528020]

約数ペア:

[(1, 215528020), (2, 107764010), (4, 53882005), (5, 43105604), (10, 21552802), (19, 11343580), (20, 10776401), (38, 5671790), (76, 2835895), (95, 2268716), (190, 1134358), (380, 567179)]