40991384

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{587}}^1$

素因数の和:672

約数の個数: 64

約数和(自身を含む): 93139200

約数和(自身を除く): 52147816

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 43, 56, 58, 86, 116, 172, 203, 232, 301, 344, 406, 587, 602, 812, 1174, 1204, 1247, 1624, 2348, 2408, 2494, 4109, 4696, 4988, 8218, 8729, 9976, 16436, 17023, 17458, 25241, 32872, 34046, 34916, 50482, 68092, 69832, 100964, 119161, 136184, 176687, 201928, 238322, 353374, 476644, 706748, 731989, 953288, 1413496, 1463978, 2927956, 5123923, 5855912, 10247846, 20495692, 40991384]

約数ペア:

[(1, 40991384), (2, 20495692), (4, 10247846), (7, 5855912), (8, 5123923), (14, 2927956), (28, 1463978), (29, 1413496), (43, 953288), (56, 731989), (58, 706748), (86, 476644), (116, 353374), (172, 238322), (203, 201928), (232, 176687), (301, 136184), (344, 119161), (406, 100964), (587, 69832), (602, 68092), (812, 50482), (1174, 34916), (1204, 34046), (1247, 32872), (1624, 25241), (2348, 17458), (2408, 17023), (2494, 16436), (4109, 9976), (4696, 8729), (4988, 8218)]