20193220

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{4409}}^1$

素因数の和:4647

約数の個数: 24

約数和(自身を含む): 42600600

約数和(自身を除く): 22407380

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 916, 1145, 2290, 4409, 4580, 8818, 17636, 22045, 44090, 88180, 1009661, 2019322, 4038644, 5048305, 10096610, 20193220]

約数ペア:

[(1, 20193220), (2, 10096610), (4, 5048305), (5, 4038644), (10, 2019322), (20, 1009661), (229, 88180), (458, 44090), (916, 22045), (1145, 17636), (2290, 8818), (4409, 4580)]