2790690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 7789824

約数和(自身を除く): 4999134

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 97, 105, 137, 194, 210, 274, 291, 411, 485, 582, 679, 685, 822, 959, 970, 1358, 1370, 1455, 1918, 2037, 2055, 2877, 2910, 3395, 4074, 4110, 4795, 5754, 6790, 9590, 10185, 13289, 14385, 20370, 26578, 28770, 39867, 66445, 79734, 93023, 132890, 186046, 199335, 279069, 398670, 465115, 558138, 930230, 1395345, 2790690]

約数ペア:

[(1, 2790690), (2, 1395345), (3, 930230), (5, 558138), (6, 465115), (7, 398670), (10, 279069), (14, 199335), (15, 186046), (21, 132890), (30, 93023), (35, 79734), (42, 66445), (70, 39867), (97, 28770), (105, 26578), (137, 20370), (194, 14385), (210, 13289), (274, 10185), (291, 9590), (411, 6790), (485, 5754), (582, 4795), (679, 4110), (685, 4074), (822, 3395), (959, 2910), (970, 2877), (1358, 2055), (1370, 2037), (1455, 1918)]