10840100

素因数分解:

$2^2\times 5^2\times {\mathrm{108401}}^1$

素因数の和:108415

約数の個数: 18

約数和(自身を含む): 23523234

約数和(自身を除く): 12683134

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 108401, 216802, 433604, 542005, 1084010, 2168020, 2710025, 5420050, 10840100]

約数ペア:

[(1, 10840100), (2, 5420050), (4, 2710025), (5, 2168020), (10, 1084010), (20, 542005), (25, 433604), (50, 216802), (100, 108401)]