1330705660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{25561}}^1$

素因数の和:25726

約数の個数: 48

約数和(自身を含む): 2963147040

約数和(自身を除く): 1632441380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 137, 190, 274, 380, 548, 685, 1370, 2603, 2740, 5206, 10412, 13015, 25561, 26030, 51122, 52060, 102244, 127805, 255610, 485659, 511220, 971318, 1942636, 2428295, 3501857, 4856590, 7003714, 9713180, 14007428, 17509285, 35018570, 66535283, 70037140, 133070566, 266141132, 332676415, 665352830, 1330705660]

約数ペア:

[(1, 1330705660), (2, 665352830), (4, 332676415), (5, 266141132), (10, 133070566), (19, 70037140), (20, 66535283), (38, 35018570), (76, 17509285), (95, 14007428), (137, 9713180), (190, 7003714), (274, 4856590), (380, 3501857), (548, 2428295), (685, 1942636), (1370, 971318), (2603, 511220), (2740, 485659), (5206, 255610), (10412, 127805), (13015, 102244), (25561, 52060), (26030, 51122)]