16468481840

素因数分解:

$2^4\times 5^1\times {\mathrm{709}}^1\times {\mathrm{290347}}^1$

素因数の和:291069

約数の個数: 40

約数和(自身を含む): 38343356880

約数和(自身を除く): 21874875040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 709, 1418, 2836, 3545, 5672, 7090, 11344, 14180, 28360, 56720, 290347, 580694, 1161388, 1451735, 2322776, 2903470, 4645552, 5806940, 11613880, 23227760, 205856023, 411712046, 823424092, 1029280115, 1646848184, 2058560230, 3293696368, 4117120460, 8234240920, 16468481840]

約数ペア:

[(1, 16468481840), (2, 8234240920), (4, 4117120460), (5, 3293696368), (8, 2058560230), (10, 1646848184), (16, 1029280115), (20, 823424092), (40, 411712046), (80, 205856023), (709, 23227760), (1418, 11613880), (2836, 5806940), (3545, 4645552), (5672, 2903470), (7090, 2322776), (11344, 1451735), (14180, 1161388), (28360, 580694), (56720, 290347)]