199960690

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{487709}}^1$

素因数の和:487757

約数の個数: 16

約数和(自身を含む): 368708760

約数和(自身を除く): 168748070

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 487709, 975418, 2438545, 4877090, 19996069, 39992138, 99980345, 199960690]

約数ペア:

[(1, 199960690), (2, 99980345), (5, 39992138), (10, 19996069), (41, 4877090), (82, 2438545), (205, 975418), (410, 487709)]