205126840

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{28649}}^1$

素因数の和:28839

約数の個数: 32

約数和(自身を含む): 464130000

約数和(自身を除く): 259003160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1790, 3580, 7160, 28649, 57298, 114596, 143245, 229192, 286490, 572980, 1145960, 5128171, 10256342, 20512684, 25640855, 41025368, 51281710, 102563420, 205126840]

約数ペア:

[(1, 205126840), (2, 102563420), (4, 51281710), (5, 41025368), (8, 25640855), (10, 20512684), (20, 10256342), (40, 5128171), (179, 1145960), (358, 572980), (716, 286490), (895, 229192), (1432, 143245), (1790, 114596), (3580, 57298), (7160, 28649)]