2105714440

素因数分解:

$2^3\times 5^1\times {\mathrm{52642861}}^1$

素因数の和:52642872

約数の個数: 16

約数和(自身を含む): 4737857580

約数和(自身を除く): 2632143140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 52642861, 105285722, 210571444, 263214305, 421142888, 526428610, 1052857220, 2105714440]

約数ペア:

[(1, 2105714440), (2, 1052857220), (4, 526428610), (5, 421142888), (8, 263214305), (10, 210571444), (20, 105285722), (40, 52642861)]