2890100

素因数分解:

$2^2\times 5^2\times {\mathrm{28901}}^1$

素因数の和:28915

約数の個数: 18

約数和(自身を含む): 6271734

約数和(自身を除く): 3381634

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 28901, 57802, 115604, 144505, 289010, 578020, 722525, 1445050, 2890100]

約数ペア:

[(1, 2890100), (2, 1445050), (4, 722525), (5, 578020), (10, 289010), (20, 144505), (25, 115604), (50, 57802), (100, 28901)]