74494960

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{8543}}^1$

素因数の和:8665

約数の個数: 40

約数和(自身を含む): 174810240

約数和(自身を除く): 100315280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 8543, 8720, 17086, 34172, 42715, 68344, 85430, 136688, 170860, 341720, 683440, 931187, 1862374, 3724748, 4655935, 7449496, 9311870, 14898992, 18623740, 37247480, 74494960]

約数ペア:

[(1, 74494960), (2, 37247480), (4, 18623740), (5, 14898992), (8, 9311870), (10, 7449496), (16, 4655935), (20, 3724748), (40, 1862374), (80, 931187), (109, 683440), (218, 341720), (436, 170860), (545, 136688), (872, 85430), (1090, 68344), (1744, 42715), (2180, 34172), (4360, 17086), (8543, 8720)]