1520532880

素因数分解:

$2^4\times 5^1\times {\mathrm{19006661}}^1$

素因数の和:19006674

約数の個数: 20

約数和(自身を含む): 3535239132

約数和(自身を除く): 2014706252

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 19006661, 38013322, 76026644, 95033305, 152053288, 190066610, 304106576, 380133220, 760266440, 1520532880]

約数ペア:

[(1, 1520532880), (2, 760266440), (4, 380133220), (5, 304106576), (8, 190066610), (10, 152053288), (16, 95033305), (20, 76026644), (40, 38013322), (80, 19006661)]