42749740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{4519}}^1$

素因数の和:4582

約数の個数: 48

約数和(自身を含む): 100235520

約数和(自身を除く): 57485780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2365, 4519, 4730, 9038, 9460, 18076, 22595, 45190, 49709, 90380, 99418, 194317, 198836, 248545, 388634, 497090, 777268, 971585, 994180, 1943170, 2137487, 3886340, 4274974, 8549948, 10687435, 21374870, 42749740]

約数ペア:

[(1, 42749740), (2, 21374870), (4, 10687435), (5, 8549948), (10, 4274974), (11, 3886340), (20, 2137487), (22, 1943170), (43, 994180), (44, 971585), (55, 777268), (86, 497090), (110, 388634), (172, 248545), (215, 198836), (220, 194317), (430, 99418), (473, 90380), (860, 49709), (946, 45190), (1892, 22595), (2365, 18076), (4519, 9460), (4730, 9038)]