2240

素因数分解:

$2^6\times 5^1\times 7^1$

素因数の和:24

約数の個数: 28

約数和(自身を含む): 6096

約数和(自身を除く): 3856

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240]

約数ペア:

[(1, 2240), (2, 1120), (4, 560), (5, 448), (7, 320), (8, 280), (10, 224), (14, 160), (16, 140), (20, 112), (28, 80), (32, 70), (35, 64), (40, 56)]