2530360

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{1291}}^1$

素因数の和:1316

約数の個数: 48

約数和(自身を含む): 6627960

約数和(自身を除く): 4097600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1291, 1960, 2582, 5164, 6455, 9037, 10328, 12910, 18074, 25820, 36148, 45185, 51640, 63259, 72296, 90370, 126518, 180740, 253036, 316295, 361480, 506072, 632590, 1265180, 2530360]

約数ペア:

[(1, 2530360), (2, 1265180), (4, 632590), (5, 506072), (7, 361480), (8, 316295), (10, 253036), (14, 180740), (20, 126518), (28, 90370), (35, 72296), (40, 63259), (49, 51640), (56, 45185), (70, 36148), (98, 25820), (140, 18074), (196, 12910), (245, 10328), (280, 9037), (392, 6455), (490, 5164), (980, 2582), (1291, 1960)]