56419660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{809}}^1$

素因数の和:1146

約数の個数: 48

約数和(自身を含む): 129820320

約数和(自身を除く): 73400660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 317, 634, 809, 1268, 1585, 1618, 3170, 3236, 3487, 4045, 6340, 6974, 8090, 8899, 13948, 16180, 17435, 17798, 34870, 35596, 44495, 69740, 88990, 177980, 256453, 512906, 1025812, 1282265, 2564530, 2820983, 5129060, 5641966, 11283932, 14104915, 28209830, 56419660]

約数ペア:

[(1, 56419660), (2, 28209830), (4, 14104915), (5, 11283932), (10, 5641966), (11, 5129060), (20, 2820983), (22, 2564530), (44, 1282265), (55, 1025812), (110, 512906), (220, 256453), (317, 177980), (634, 88990), (809, 69740), (1268, 44495), (1585, 35596), (1618, 34870), (3170, 17798), (3236, 17435), (3487, 16180), (4045, 13948), (6340, 8899), (6974, 8090)]