11281340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1321}}^1$

素因数の和:1398

約数の個数: 48

約数和(自身を含む): 27539904

約数和(自身を除く): 16258564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1321, 1708, 2135, 2642, 4270, 5284, 6605, 8540, 9247, 13210, 18494, 26420, 36988, 46235, 80581, 92470, 161162, 184940, 322324, 402905, 564067, 805810, 1128134, 1611620, 2256268, 2820335, 5640670, 11281340]

約数ペア:

[(1, 11281340), (2, 5640670), (4, 2820335), (5, 2256268), (7, 1611620), (10, 1128134), (14, 805810), (20, 564067), (28, 402905), (35, 322324), (61, 184940), (70, 161162), (122, 92470), (140, 80581), (244, 46235), (305, 36988), (427, 26420), (610, 18494), (854, 13210), (1220, 9247), (1321, 8540), (1708, 6605), (2135, 5284), (2642, 4270)]