2009018875

素因数分解:

$5^3\times {\mathrm{751}}^1\times {\mathrm{21401}}^1$

素因数の和:22167

約数の個数: 16

約数和(自身を含む): 2510711424

約数和(自身を除く): 501692549

約数列:

[1, 5, 25, 125, 751, 3755, 18775, 21401, 93875, 107005, 535025, 2675125, 16072151, 80360755, 401803775, 2009018875]

約数ペア:

[(1, 2009018875), (5, 401803775), (25, 80360755), (125, 16072151), (751, 2675125), (3755, 535025), (18775, 107005), (21401, 93875)]