12320780

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{10099}}^1$

素因数の和:10169

約数の個数: 24

約数和(自身を含む): 26300400

約数和(自身を除く): 13979620

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 10099, 20198, 40396, 50495, 100990, 201980, 616039, 1232078, 2464156, 3080195, 6160390, 12320780]

約数ペア:

[(1, 12320780), (2, 6160390), (4, 3080195), (5, 2464156), (10, 1232078), (20, 616039), (61, 201980), (122, 100990), (244, 50495), (305, 40396), (610, 20198), (1220, 10099)]