840104

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{5527}}^1$

素因数の和:5552

約数の個数: 16

約数和(自身を含む): 1658400

約数和(自身を除く): 818296

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 5527, 11054, 22108, 44216, 105013, 210026, 420052, 840104]

約数ペア:

[(1, 840104), (2, 420052), (4, 210026), (8, 105013), (19, 44216), (38, 22108), (76, 11054), (152, 5527)]