56723660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{4177}}^1$

素因数の和:4290

約数の個数: 48

約数和(自身を含む): 137573184

約数和(自身を除く): 80849524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 97, 140, 194, 388, 485, 679, 970, 1358, 1940, 2716, 3395, 4177, 6790, 8354, 13580, 16708, 20885, 29239, 41770, 58478, 83540, 116956, 146195, 292390, 405169, 584780, 810338, 1620676, 2025845, 2836183, 4051690, 5672366, 8103380, 11344732, 14180915, 28361830, 56723660]

約数ペア:

[(1, 56723660), (2, 28361830), (4, 14180915), (5, 11344732), (7, 8103380), (10, 5672366), (14, 4051690), (20, 2836183), (28, 2025845), (35, 1620676), (70, 810338), (97, 584780), (140, 405169), (194, 292390), (388, 146195), (485, 116956), (679, 83540), (970, 58478), (1358, 41770), (1940, 29239), (2716, 20885), (3395, 16708), (4177, 13580), (6790, 8354)]