2516440

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1187}}^1$

素因数の和:1251

約数の個数: 32

約数和(自身を含む): 5773680

約数和(自身を除く): 3257240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 1187, 2120, 2374, 4748, 5935, 9496, 11870, 23740, 47480, 62911, 125822, 251644, 314555, 503288, 629110, 1258220, 2516440]

約数ペア:

[(1, 2516440), (2, 1258220), (4, 629110), (5, 503288), (8, 314555), (10, 251644), (20, 125822), (40, 62911), (53, 47480), (106, 23740), (212, 11870), (265, 9496), (424, 5935), (530, 4748), (1060, 2374), (1187, 2120)]