171280280

素因数分解:

$2^3\times 5^1\times {\mathrm{4282007}}^1$

素因数の和:4282018

約数の個数: 16

約数和(自身を含む): 385380720

約数和(自身を除く): 214100440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4282007, 8564014, 17128028, 21410035, 34256056, 42820070, 85640140, 171280280]

約数ペア:

[(1, 171280280), (2, 85640140), (4, 42820070), (5, 34256056), (8, 21410035), (10, 17128028), (20, 8564014), (40, 4282007)]