40269980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{69431}}^1$

素因数の和:69469

約数の個数: 24

約数和(自身を含む): 87484320

約数和(自身を除く): 47214340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 69431, 138862, 277724, 347155, 694310, 1388620, 2013499, 4026998, 8053996, 10067495, 20134990, 40269980]

約数ペア:

[(1, 40269980), (2, 20134990), (4, 10067495), (5, 8053996), (10, 4026998), (20, 2013499), (29, 1388620), (58, 694310), (116, 347155), (145, 277724), (290, 138862), (580, 69431)]