102645980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{270121}}^1$

素因数の和:270149

約数の個数: 24

約数和(自身を含む): 226902480

約数和(自身を除く): 124256500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 270121, 540242, 1080484, 1350605, 2701210, 5132299, 5402420, 10264598, 20529196, 25661495, 51322990, 102645980]

約数ペア:

[(1, 102645980), (2, 51322990), (4, 25661495), (5, 20529196), (10, 10264598), (19, 5402420), (20, 5132299), (38, 2701210), (76, 1350605), (95, 1080484), (190, 540242), (380, 270121)]