28123260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{42611}}^1$

素因数の和:42634

約数の個数: 48

約数和(自身を含む): 85905792

約数和(自身を除く): 57782532

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, 42611, 85222, 127833, 170444, 213055, 255666, 426110, 468721, 511332, 639165, 852220, 937442, 1278330, 1406163, 1874884, 2343605, 2556660, 2812326, 4687210, 5624652, 7030815, 9374420, 14061630, 28123260]

約数ペア:

[(1, 28123260), (2, 14061630), (3, 9374420), (4, 7030815), (5, 5624652), (6, 4687210), (10, 2812326), (11, 2556660), (12, 2343605), (15, 1874884), (20, 1406163), (22, 1278330), (30, 937442), (33, 852220), (44, 639165), (55, 511332), (60, 468721), (66, 426110), (110, 255666), (132, 213055), (165, 170444), (220, 127833), (330, 85222), (660, 42611)]