2017786100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{107903}}^1$

素因数の和:107945

約数の個数: 72

約数和(自身を含む): 5057676288

約数和(自身を除く): 3039890188

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 25, 34, 44, 50, 55, 68, 85, 100, 110, 170, 187, 220, 275, 340, 374, 425, 550, 748, 850, 935, 1100, 1700, 1870, 3740, 4675, 9350, 18700, 107903, 215806, 431612, 539515, 1079030, 1186933, 1834351, 2158060, 2373866, 2697575, 3668702, 4747732, 5395150, 5934665, 7337404, 9171755, 10790300, 11869330, 18343510, 20177861, 23738660, 29673325, 36687020, 40355722, 45858775, 59346650, 80711444, 91717550, 100889305, 118693300, 183435100, 201778610, 403557220, 504446525, 1008893050, 2017786100]

約数ペア:

[(1, 2017786100), (2, 1008893050), (4, 504446525), (5, 403557220), (10, 201778610), (11, 183435100), (17, 118693300), (20, 100889305), (22, 91717550), (25, 80711444), (34, 59346650), (44, 45858775), (50, 40355722), (55, 36687020), (68, 29673325), (85, 23738660), (100, 20177861), (110, 18343510), (170, 11869330), (187, 10790300), (220, 9171755), (275, 7337404), (340, 5934665), (374, 5395150), (425, 4747732), (550, 3668702), (748, 2697575), (850, 2373866), (935, 2158060), (1100, 1834351), (1700, 1186933), (1870, 1079030), (3740, 539515), (4675, 431612), (9350, 215806), (18700, 107903)]