220153405

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1\times {\mathrm{4201}}^1$

素因数の和:4476

約数の個数: 16

約数和(自身を含む): 271079424

約数和(自身を除く): 50926019

約数列:

[1, 5, 47, 223, 235, 1115, 4201, 10481, 21005, 52405, 197447, 936823, 987235, 4684115, 44030681, 220153405]

約数ペア:

[(1, 220153405), (5, 44030681), (47, 4684115), (223, 987235), (235, 936823), (1115, 197447), (4201, 52405), (10481, 21005)]