551409020

素因数分解:

$2^2\times 5^1\times {\mathrm{1451}}^1\times {\mathrm{19001}}^1$

素因数の和:20461

約数の個数: 24

約数和(自身を含む): 1158817968

約数和(自身を除く): 607408948

約数列:

[1, 2, 4, 5, 10, 20, 1451, 2902, 5804, 7255, 14510, 19001, 29020, 38002, 76004, 95005, 190010, 380020, 27570451, 55140902, 110281804, 137852255, 275704510, 551409020]

約数ペア:

[(1, 551409020), (2, 275704510), (4, 137852255), (5, 110281804), (10, 55140902), (20, 27570451), (1451, 380020), (2902, 190010), (5804, 95005), (7255, 76004), (14510, 38002), (19001, 29020)]