199310420

素因数分解:

$2^2\times 5^1\times {\mathrm{953}}^1\times {\mathrm{10457}}^1$

素因数の和:11419

約数の個数: 24

約数和(自身を含む): 419031144

約数和(自身を除く): 219720724

約数列:

[1, 2, 4, 5, 10, 20, 953, 1906, 3812, 4765, 9530, 10457, 19060, 20914, 41828, 52285, 104570, 209140, 9965521, 19931042, 39862084, 49827605, 99655210, 199310420]

約数ペア:

[(1, 199310420), (2, 99655210), (4, 49827605), (5, 39862084), (10, 19931042), (20, 9965521), (953, 209140), (1906, 104570), (3812, 52285), (4765, 41828), (9530, 20914), (10457, 19060)]