5149160

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1181}}^1$

素因数の和:1301

約数の個数: 32

約数和(自身を含む): 11701800

約数和(自身を除く): 6552640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 1181, 2180, 2362, 4360, 4724, 5905, 9448, 11810, 23620, 47240, 128729, 257458, 514916, 643645, 1029832, 1287290, 2574580, 5149160]

約数ペア:

[(1, 5149160), (2, 2574580), (4, 1287290), (5, 1029832), (8, 643645), (10, 514916), (20, 257458), (40, 128729), (109, 47240), (218, 23620), (436, 11810), (545, 9448), (872, 5905), (1090, 4724), (1181, 4360), (2180, 2362)]