201102920

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{28087}}^1$

素因数の和:28277

約数の個数: 32

約数和(自身を含む): 455025600

約数和(自身を除く): 253922680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1790, 3580, 7160, 28087, 56174, 112348, 140435, 224696, 280870, 561740, 1123480, 5027573, 10055146, 20110292, 25137865, 40220584, 50275730, 100551460, 201102920]

約数ペア:

[(1, 201102920), (2, 100551460), (4, 50275730), (5, 40220584), (8, 25137865), (10, 20110292), (20, 10055146), (40, 5027573), (179, 1123480), (358, 561740), (716, 280870), (895, 224696), (1432, 140435), (1790, 112348), (3580, 56174), (7160, 28087)]