2392020

素因数分解:

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

素因数の和:249

約数の個数: 72

約数和(自身を含む): 7384104

約数和(自身を除く): 4992084

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 137, 180, 194, 274, 291, 388, 411, 485, 548, 582, 685, 822, 873, 970, 1164, 1233, 1370, 1455, 1644, 1746, 1940, 2055, 2466, 2740, 2910, 3492, 4110, 4365, 4932, 5820, 6165, 8220, 8730, 12330, 13289, 17460, 24660, 26578, 39867, 53156, 66445, 79734, 119601, 132890, 159468, 199335, 239202, 265780, 398670, 478404, 598005, 797340, 1196010, 2392020]

約数ペア:

[(1, 2392020), (2, 1196010), (3, 797340), (4, 598005), (5, 478404), (6, 398670), (9, 265780), (10, 239202), (12, 199335), (15, 159468), (18, 132890), (20, 119601), (30, 79734), (36, 66445), (45, 53156), (60, 39867), (90, 26578), (97, 24660), (137, 17460), (180, 13289), (194, 12330), (274, 8730), (291, 8220), (388, 6165), (411, 5820), (485, 4932), (548, 4365), (582, 4110), (685, 3492), (822, 2910), (873, 2740), (970, 2466), (1164, 2055), (1233, 1940), (1370, 1746), (1455, 1644)]