2021461900

素因数分解:

$2^2\times 5^2\times {\mathrm{199}}^1\times {\mathrm{101581}}^1$

素因数の和:101794

約数の個数: 36

約数和(自身を含む): 4408658800

約数和(自身を除く): 2387196900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 199, 398, 796, 995, 1990, 3980, 4975, 9950, 19900, 101581, 203162, 406324, 507905, 1015810, 2031620, 2539525, 5079050, 10158100, 20214619, 40429238, 80858476, 101073095, 202146190, 404292380, 505365475, 1010730950, 2021461900]

約数ペア:

[(1, 2021461900), (2, 1010730950), (4, 505365475), (5, 404292380), (10, 202146190), (20, 101073095), (25, 80858476), (50, 40429238), (100, 20214619), (199, 10158100), (398, 5079050), (796, 2539525), (995, 2031620), (1990, 1015810), (3980, 507905), (4975, 406324), (9950, 203162), (19900, 101581)]