8974960

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2609}}^1$

素因数の和:2665

約数の個数: 40

約数和(自身を含む): 21360240

約数和(自身を除く): 12385280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 2609, 3440, 5218, 10436, 13045, 20872, 26090, 41744, 52180, 104360, 112187, 208720, 224374, 448748, 560935, 897496, 1121870, 1794992, 2243740, 4487480, 8974960]

約数ペア:

[(1, 8974960), (2, 4487480), (4, 2243740), (5, 1794992), (8, 1121870), (10, 897496), (16, 560935), (20, 448748), (40, 224374), (43, 208720), (80, 112187), (86, 104360), (172, 52180), (215, 41744), (344, 26090), (430, 20872), (688, 13045), (860, 10436), (1720, 5218), (2609, 3440)]