11981240

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{6373}}^1$

素因数の和:6431

約数の個数: 32

約数和(自身を含む): 27535680

約数和(自身を除く): 15554440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 6373, 12746, 25492, 31865, 50984, 63730, 127460, 254920, 299531, 599062, 1198124, 1497655, 2396248, 2995310, 5990620, 11981240]

約数ペア:

[(1, 11981240), (2, 5990620), (4, 2995310), (5, 2396248), (8, 1497655), (10, 1198124), (20, 599062), (40, 299531), (47, 254920), (94, 127460), (188, 63730), (235, 50984), (376, 31865), (470, 25492), (940, 12746), (1880, 6373)]