2203820

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1091}}^1$

素因数の和:1201

約数の個数: 24

約数和(自身を含む): 4678128

約数和(自身を除く): 2474308

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 1091, 2020, 2182, 4364, 5455, 10910, 21820, 110191, 220382, 440764, 550955, 1101910, 2203820]

約数ペア:

[(1, 2203820), (2, 1101910), (4, 550955), (5, 440764), (10, 220382), (20, 110191), (101, 21820), (202, 10910), (404, 5455), (505, 4364), (1010, 2182), (1091, 2020)]