2099380040

素因数分解:

$2^3\times 5^1\times {\mathrm{4999}}^1\times {\mathrm{10499}}^1$

素因数の和:15509

約数の個数: 32

約数和(自身を含む): 4725000000

約数和(自身を除く): 2625619960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4999, 9998, 10499, 19996, 20998, 24995, 39992, 41996, 49990, 52495, 83992, 99980, 104990, 199960, 209980, 419960, 52484501, 104969002, 209938004, 262422505, 419876008, 524845010, 1049690020, 2099380040]

約数ペア:

[(1, 2099380040), (2, 1049690020), (4, 524845010), (5, 419876008), (8, 262422505), (10, 209938004), (20, 104969002), (40, 52484501), (4999, 419960), (9998, 209980), (10499, 199960), (19996, 104990), (20998, 99980), (24995, 83992), (39992, 52495), (41996, 49990)]