28180.000000

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:141

約数の個数: 24

約数和(自身を含む): 599760

約数和(自身を除く): 281108

約数列:

[1, 2, 4, 29, 41, 58, 67, 82, 116, 134, 164, 268, 1189, 1943, 2378, 2747, 3886, 4756, 5494, 7772, 10988, 79663, 159326, 318652]

約数ペア:

[(1, 318652), (2, 159326), (4, 79663), (29, 10988), (41, 7772), (58, 5494), (67, 4756), (82, 3886), (116, 2747), (134, 2378), (164, 1943), (268, 1189)]