220140005

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{19319}}^1$

素因数の和:19420

約数の個数: 16

約数和(自身を含む): 275425920

約数和(自身を除く): 55285915

約数列:

[1, 5, 43, 53, 215, 265, 2279, 11395, 19319, 96595, 830717, 1023907, 4153585, 5119535, 44028001, 220140005]

約数ペア:

[(1, 220140005), (5, 44028001), (43, 5119535), (53, 4153585), (215, 1023907), (265, 830717), (2279, 96595), (11395, 19319)]