11375240

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2609}}^1$

素因数の和:2729

約数の個数: 32

約数和(自身を含む): 25839000

約数和(自身を除く): 14463760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 2609, 4360, 5218, 10436, 13045, 20872, 26090, 52180, 104360, 284381, 568762, 1137524, 1421905, 2275048, 2843810, 5687620, 11375240]

約数ペア:

[(1, 11375240), (2, 5687620), (4, 2843810), (5, 2275048), (8, 1421905), (10, 1137524), (20, 568762), (40, 284381), (109, 104360), (218, 52180), (436, 26090), (545, 20872), (872, 13045), (1090, 10436), (2180, 5218), (2609, 4360)]