220163620

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{150797}}^1$

素因数の和:150879

約数の個数: 24

約数和(自身を含む): 468680184

約数和(自身を除く): 248516564

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 150797, 301594, 603188, 753985, 1507970, 3015940, 11008181, 22016362, 44032724, 55040905, 110081810, 220163620]

約数ペア:

[(1, 220163620), (2, 110081810), (4, 55040905), (5, 44032724), (10, 22016362), (20, 11008181), (73, 3015940), (146, 1507970), (292, 753985), (365, 603188), (730, 301594), (1460, 150797)]