11451880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1531}}^1$

素因数の和:1570

約数の個数: 64

約数和(自身を含む): 29782080

約数和(自身を除く): 18330200

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1531, 1870, 3062, 3740, 6124, 7480, 7655, 12248, 15310, 16841, 26027, 30620, 33682, 52054, 61240, 67364, 84205, 104108, 130135, 134728, 168410, 208216, 260270, 286297, 336820, 520540, 572594, 673640, 1041080, 1145188, 1431485, 2290376, 2862970, 5725940, 11451880]

約数ペア:

[(1, 11451880), (2, 5725940), (4, 2862970), (5, 2290376), (8, 1431485), (10, 1145188), (11, 1041080), (17, 673640), (20, 572594), (22, 520540), (34, 336820), (40, 286297), (44, 260270), (55, 208216), (68, 168410), (85, 134728), (88, 130135), (110, 104108), (136, 84205), (170, 67364), (187, 61240), (220, 52054), (340, 33682), (374, 30620), (440, 26027), (680, 16841), (748, 15310), (935, 12248), (1496, 7655), (1531, 7480), (1870, 6124), (3062, 3740)]