55512820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{14843}}^1$

素因数の和:14880

約数の個数: 48

約数和(自身を含む): 134664768

約数和(自身を除く): 79151948

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 14843, 29686, 59372, 74215, 148430, 163273, 252331, 296860, 326546, 504662, 653092, 816365, 1009324, 1261655, 1632730, 2523310, 2775641, 3265460, 5046620, 5551282, 11102564, 13878205, 27756410, 55512820]

約数ペア:

[(1, 55512820), (2, 27756410), (4, 13878205), (5, 11102564), (10, 5551282), (11, 5046620), (17, 3265460), (20, 2775641), (22, 2523310), (34, 1632730), (44, 1261655), (55, 1009324), (68, 816365), (85, 653092), (110, 504662), (170, 326546), (187, 296860), (220, 252331), (340, 163273), (374, 148430), (748, 74215), (935, 59372), (1870, 29686), (3740, 14843)]