20804956290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{1123}}^1\times {\mathrm{205847}}^1$

素因数の和:206983

約数の個数: 48

約数和(自身を含む): 54141317568

約数和(自身を除く): 33336361278

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 1123, 2246, 3369, 5615, 6738, 10107, 11230, 16845, 20214, 33690, 50535, 101070, 205847, 411694, 617541, 1029235, 1235082, 1852623, 2058470, 3087705, 3705246, 6175410, 9263115, 18526230, 231166181, 462332362, 693498543, 1155830905, 1386997086, 2080495629, 2311661810, 3467492715, 4160991258, 6934985430, 10402478145, 20804956290]

約数ペア:

[(1, 20804956290), (2, 10402478145), (3, 6934985430), (5, 4160991258), (6, 3467492715), (9, 2311661810), (10, 2080495629), (15, 1386997086), (18, 1155830905), (30, 693498543), (45, 462332362), (90, 231166181), (1123, 18526230), (2246, 9263115), (3369, 6175410), (5615, 3705246), (6738, 3087705), (10107, 2058470), (11230, 1852623), (16845, 1235082), (20214, 1029235), (33690, 617541), (50535, 411694), (101070, 205847)]