40810180

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{16067}}^1$

素因数の和:16203

約数の個数: 24

約数和(自身を含む): 86381568

約数和(自身を除く): 45571388

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 16067, 32134, 64268, 80335, 160670, 321340, 2040509, 4081018, 8162036, 10202545, 20405090, 40810180]

約数ペア:

[(1, 40810180), (2, 20405090), (4, 10202545), (5, 8162036), (10, 4081018), (20, 2040509), (127, 321340), (254, 160670), (508, 80335), (635, 64268), (1270, 32134), (2540, 16067)]