3820220

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{761}}^1$

素因数の和:1021

約数の個数: 24

約数和(自身を含む): 8065008

約数和(自身を除く): 4244788

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 761, 1004, 1255, 1522, 2510, 3044, 3805, 5020, 7610, 15220, 191011, 382022, 764044, 955055, 1910110, 3820220]

約数ペア:

[(1, 3820220), (2, 1910110), (4, 955055), (5, 764044), (10, 382022), (20, 191011), (251, 15220), (502, 7610), (761, 5020), (1004, 3805), (1255, 3044), (1522, 2510)]