21814960

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{9403}}^1$

素因数の和:9445

約数の個数: 40

約数和(自身を含む): 52474320

約数和(自身を除く): 30659360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 9403, 18806, 37612, 47015, 75224, 94030, 150448, 188060, 272687, 376120, 545374, 752240, 1090748, 1363435, 2181496, 2726870, 4362992, 5453740, 10907480, 21814960]

約数ペア:

[(1, 21814960), (2, 10907480), (4, 5453740), (5, 4362992), (8, 2726870), (10, 2181496), (16, 1363435), (20, 1090748), (29, 752240), (40, 545374), (58, 376120), (80, 272687), (116, 188060), (145, 150448), (232, 94030), (290, 75224), (464, 47015), (580, 37612), (1160, 18806), (2320, 9403)]