2068500040

素因数分解:

$2^3\times 5^1\times {\mathrm{10357}}^1\times {\mathrm{4993}}^1$

素因数の和:15361

約数の個数: 32

約数和(自身を含む): 4655506680

約数和(自身を除く): 2587006640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4993, 9986, 10357, 19972, 20714, 24965, 39944, 41428, 49930, 51785, 82856, 99860, 103570, 199720, 207140, 414280, 51712501, 103425002, 206850004, 258562505, 413700008, 517125010, 1034250020, 2068500040]

約数ペア:

[(1, 2068500040), (2, 1034250020), (4, 517125010), (5, 413700008), (8, 258562505), (10, 206850004), (20, 103425002), (40, 51712501), (4993, 414280), (9986, 207140), (10357, 199720), (19972, 103570), (20714, 99860), (24965, 82856), (39944, 51785), (41428, 49930)]