27696440

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{11351}}^1$

素因数の和:11423

約数の個数: 32

約数和(自身を含む): 63344160

約数和(自身を除く): 35647720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 11351, 22702, 45404, 56755, 90808, 113510, 227020, 454040, 692411, 1384822, 2769644, 3462055, 5539288, 6924110, 13848220, 27696440]

約数ペア:

[(1, 27696440), (2, 13848220), (4, 6924110), (5, 5539288), (8, 3462055), (10, 2769644), (20, 1384822), (40, 692411), (61, 454040), (122, 227020), (244, 113510), (305, 90808), (488, 56755), (610, 45404), (1220, 22702), (2440, 11351)]