28829360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{51481}}^1$

素因数の和:51501

約数の個数: 40

約数和(自身を含む): 76605216

約数和(自身を除く): 47775856

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 51481, 102962, 205924, 257405, 360367, 411848, 514810, 720734, 823696, 1029620, 1441468, 1801835, 2059240, 2882936, 3603670, 4118480, 5765872, 7207340, 14414680, 28829360]

約数ペア:

[(1, 28829360), (2, 14414680), (4, 7207340), (5, 5765872), (7, 4118480), (8, 3603670), (10, 2882936), (14, 2059240), (16, 1801835), (20, 1441468), (28, 1029620), (35, 823696), (40, 720734), (56, 514810), (70, 411848), (80, 360367), (112, 257405), (140, 205924), (280, 102962), (560, 51481)]