20172969800

素因数分解:

$2^3\times 5^2\times {\mathrm{37}}^1\times {\mathrm{941}}^1\times {\mathrm{2897}}^1$

素因数の和:3891

約数の個数: 96

約数和(自身を含む): 48237615720

約数和(自身を除く): 28064645920

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 74, 100, 148, 185, 200, 296, 370, 740, 925, 941, 1480, 1850, 1882, 2897, 3700, 3764, 4705, 5794, 7400, 7528, 9410, 11588, 14485, 18820, 23176, 23525, 28970, 34817, 37640, 47050, 57940, 69634, 72425, 94100, 107189, 115880, 139268, 144850, 174085, 188200, 214378, 278536, 289700, 348170, 428756, 535945, 579400, 696340, 857512, 870425, 1071890, 1392680, 1740850, 2143780, 2679725, 2726077, 3481700, 4287560, 5359450, 5452154, 6963400, 10718900, 10904308, 13630385, 21437800, 21808616, 27260770, 54521540, 68151925, 100864849, 109043080, 136303850, 201729698, 272607700, 403459396, 504324245, 545215400, 806918792, 1008648490, 2017296980, 2521621225, 4034593960, 5043242450, 10086484900, 20172969800]

約数ペア:

[(1, 20172969800), (2, 10086484900), (4, 5043242450), (5, 4034593960), (8, 2521621225), (10, 2017296980), (20, 1008648490), (25, 806918792), (37, 545215400), (40, 504324245), (50, 403459396), (74, 272607700), (100, 201729698), (148, 136303850), (185, 109043080), (200, 100864849), (296, 68151925), (370, 54521540), (740, 27260770), (925, 21808616), (941, 21437800), (1480, 13630385), (1850, 10904308), (1882, 10718900), (2897, 6963400), (3700, 5452154), (3764, 5359450), (4705, 4287560), (5794, 3481700), (7400, 2726077), (7528, 2679725), (9410, 2143780), (11588, 1740850), (14485, 1392680), (18820, 1071890), (23176, 870425), (23525, 857512), (28970, 696340), (34817, 579400), (37640, 535945), (47050, 428756), (57940, 348170), (69634, 289700), (72425, 278536), (94100, 214378), (107189, 188200), (115880, 174085), (139268, 144850)]