12221540

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{5711}}^1$

素因数の和:5827

約数の個数: 24

約数和(自身を含む): 25909632

約数和(自身を除く): 13688092

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 5711, 11422, 22844, 28555, 57110, 114220, 611077, 1222154, 2444308, 3055385, 6110770, 12221540]

約数ペア:

[(1, 12221540), (2, 6110770), (4, 3055385), (5, 2444308), (10, 1222154), (20, 611077), (107, 114220), (214, 57110), (428, 28555), (535, 22844), (1070, 11422), (2140, 5711)]