28749560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{102677}}^1$

素因数の和:102695

約数の個数: 32

約数和(自身を含む): 73928160

約数和(自身を除く): 45178600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 102677, 205354, 410708, 513385, 718739, 821416, 1026770, 1437478, 2053540, 2874956, 3593695, 4107080, 5749912, 7187390, 14374780, 28749560]

約数ペア:

[(1, 28749560), (2, 14374780), (4, 7187390), (5, 5749912), (7, 4107080), (8, 3593695), (10, 2874956), (14, 2053540), (20, 1437478), (28, 1026770), (35, 821416), (40, 718739), (56, 513385), (70, 410708), (140, 205354), (280, 102677)]