55369580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{617}}^1\times {\mathrm{641}}^1$

素因数の和:1274

約数の個数: 48

約数和(自身を含む): 133310016

約数和(自身を除く): 77940436

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 617, 641, 1234, 1282, 2468, 2564, 3085, 3205, 4319, 4487, 6170, 6410, 8638, 8974, 12340, 12820, 17276, 17948, 21595, 22435, 43190, 44870, 86380, 89740, 395497, 790994, 1581988, 1977485, 2768479, 3954970, 5536958, 7909940, 11073916, 13842395, 27684790, 55369580]

約数ペア:

[(1, 55369580), (2, 27684790), (4, 13842395), (5, 11073916), (7, 7909940), (10, 5536958), (14, 3954970), (20, 2768479), (28, 1977485), (35, 1581988), (70, 790994), (140, 395497), (617, 89740), (641, 86380), (1234, 44870), (1282, 43190), (2468, 22435), (2564, 21595), (3085, 17948), (3205, 17276), (4319, 12820), (4487, 12340), (6170, 8974), (6410, 8638)]