28516620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43207}}^1$

素因数の和:43230

約数の個数: 48

約数和(自身を含む): 87107328

約数和(自身を除く): 58590708

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 43207, 86414, 129621, 172828, 216035, 259242, 432070, 475277, 518484, 648105, 864140, 950554, 1296210, 1425831, 1901108, 2376385, 2592420, 2851662, 4752770, 5703324, 7129155, 9505540, 14258310, 28516620]

約数ペア:

[(1, 28516620), (2, 14258310), (3, 9505540), (4, 7129155), (5, 5703324), (6, 4752770), (10, 2851662), (11, 2592420), (12, 2376385), (15, 1901108), (20, 1425831), (22, 1296210), (30, 950554), (33, 864140), (44, 648105), (55, 518484), (60, 475277), (66, 432070), (110, 259242), (132, 216035), (165, 172828), (220, 129621), (330, 86414), (660, 43207)]