2021609860

素因数分解:

$2^2\times 5^1\times {\mathrm{6607}}^1\times {\mathrm{15299}}^1$

素因数の和:21915

約数の個数: 24

約数和(自身を含む): 4246300800

約数和(自身を除く): 2224690940

約数列:

[1, 2, 4, 5, 10, 20, 6607, 13214, 15299, 26428, 30598, 33035, 61196, 66070, 76495, 132140, 152990, 305980, 101080493, 202160986, 404321972, 505402465, 1010804930, 2021609860]

約数ペア:

[(1, 2021609860), (2, 1010804930), (4, 505402465), (5, 404321972), (10, 202160986), (20, 101080493), (6607, 305980), (13214, 152990), (15299, 132140), (26428, 76495), (30598, 66070), (33035, 61196)]