82430420

素因数分解:

$2^2\times 5^1\times {\mathrm{1049}}^1\times {\mathrm{3929}}^1$

素因数の和:4987

約数の個数: 24

約数和(自身を含む): 173313000

約数和(自身を除く): 90882580

約数列:

[1, 2, 4, 5, 10, 20, 1049, 2098, 3929, 4196, 5245, 7858, 10490, 15716, 19645, 20980, 39290, 78580, 4121521, 8243042, 16486084, 20607605, 41215210, 82430420]

約数ペア:

[(1, 82430420), (2, 41215210), (4, 20607605), (5, 16486084), (10, 8243042), (20, 4121521), (1049, 78580), (2098, 39290), (3929, 20980), (4196, 19645), (5245, 15716), (7858, 10490)]