177328180

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{2657}}^1$

素因数の和:2784

約数の個数: 48

約数和(自身を含む): 385814016

約数和(自身を除く): 208485836

約数列:

[1, 2, 4, 5, 10, 20, 47, 71, 94, 142, 188, 235, 284, 355, 470, 710, 940, 1420, 2657, 3337, 5314, 6674, 10628, 13285, 13348, 16685, 26570, 33370, 53140, 66740, 124879, 188647, 249758, 377294, 499516, 624395, 754588, 943235, 1248790, 1886470, 2497580, 3772940, 8866409, 17732818, 35465636, 44332045, 88664090, 177328180]

約数ペア:

[(1, 177328180), (2, 88664090), (4, 44332045), (5, 35465636), (10, 17732818), (20, 8866409), (47, 3772940), (71, 2497580), (94, 1886470), (142, 1248790), (188, 943235), (235, 754588), (284, 624395), (355, 499516), (470, 377294), (710, 249758), (940, 188647), (1420, 124879), (2657, 66740), (3337, 53140), (5314, 33370), (6674, 26570), (10628, 16685), (13285, 13348)]