718776020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1239269}}^1$

素因数の和:1239307

約数の個数: 24

約数和(自身を含む): 1561480200

約数和(自身を除く): 842704180

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 1239269, 2478538, 4957076, 6196345, 12392690, 24785380, 35938801, 71877602, 143755204, 179694005, 359388010, 718776020]

約数ペア:

[(1, 718776020), (2, 359388010), (4, 179694005), (5, 143755204), (10, 71877602), (20, 35938801), (29, 24785380), (58, 12392690), (116, 6196345), (145, 4957076), (290, 2478538), (580, 1239269)]