55928120

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:548

約数の個数: 64

約数和(自身を含む): 130636800

約数和(自身を除く): 74708680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 71, 94, 142, 188, 235, 284, 355, 376, 419, 470, 568, 710, 838, 940, 1420, 1676, 1880, 2095, 2840, 3337, 3352, 4190, 6674, 8380, 13348, 16685, 16760, 19693, 26696, 29749, 33370, 39386, 59498, 66740, 78772, 98465, 118996, 133480, 148745, 157544, 196930, 237992, 297490, 393860, 594980, 787720, 1189960, 1398203, 2796406, 5592812, 6991015, 11185624, 13982030, 27964060, 55928120]

約数ペア:

[(1, 55928120), (2, 27964060), (4, 13982030), (5, 11185624), (8, 6991015), (10, 5592812), (20, 2796406), (40, 1398203), (47, 1189960), (71, 787720), (94, 594980), (142, 393860), (188, 297490), (235, 237992), (284, 196930), (355, 157544), (376, 148745), (419, 133480), (470, 118996), (568, 98465), (710, 78772), (838, 66740), (940, 59498), (1420, 39386), (1676, 33370), (1880, 29749), (2095, 26696), (2840, 19693), (3337, 16760), (3352, 16685), (4190, 13348), (6674, 8380)]