3934859990

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2029}}^1\times {\mathrm{2179}}^1$

素因数の和:4304

約数の個数: 32

約数和(自身を含む): 7169148000

約数和(自身を除く): 3234288010

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 2029, 2179, 4058, 4358, 10145, 10895, 20290, 21790, 180581, 193931, 361162, 387862, 902905, 969655, 1805810, 1939310, 4421191, 8842382, 22105955, 44211910, 393485999, 786971998, 1967429995, 3934859990]

約数ペア:

[(1, 3934859990), (2, 1967429995), (5, 786971998), (10, 393485999), (89, 44211910), (178, 22105955), (445, 8842382), (890, 4421191), (2029, 1939310), (2179, 1805810), (4058, 969655), (4358, 902905), (10145, 387862), (10895, 361162), (20290, 193931), (21790, 180581)]