2021030660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{55009}}^1$

素因数の和:55196

約数の個数: 48

約数和(自身を含む): 4657806720

約数和(自身を除く): 2636776060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 167, 220, 334, 668, 835, 1670, 1837, 3340, 3674, 7348, 9185, 18370, 36740, 55009, 110018, 220036, 275045, 550090, 605099, 1100180, 1210198, 2420396, 3025495, 6050990, 9186503, 12101980, 18373006, 36746012, 45932515, 91865030, 101051533, 183730060, 202103066, 404206132, 505257665, 1010515330, 2021030660]

約数ペア:

[(1, 2021030660), (2, 1010515330), (4, 505257665), (5, 404206132), (10, 202103066), (11, 183730060), (20, 101051533), (22, 91865030), (44, 45932515), (55, 36746012), (110, 18373006), (167, 12101980), (220, 9186503), (334, 6050990), (668, 3025495), (835, 2420396), (1670, 1210198), (1837, 1100180), (3340, 605099), (3674, 550090), (7348, 275045), (9185, 220036), (18370, 110018), (36740, 55009)]