11199140

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{1789}}^1$

素因数の和:2111

約数の個数: 24

約数和(自身を含む): 23606520

約数和(自身を除く): 12407380

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 1789, 3130, 3578, 6260, 7156, 8945, 17890, 35780, 559957, 1119914, 2239828, 2799785, 5599570, 11199140]

約数ペア:

[(1, 11199140), (2, 5599570), (4, 2799785), (5, 2239828), (10, 1119914), (20, 559957), (313, 35780), (626, 17890), (1252, 8945), (1565, 7156), (1789, 6260), (3130, 3578)]