11388320

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{653}}^1$

素因数の和:777

約数の個数: 48

約数和(自身を含む): 27193320

約数和(自身を除く): 15805000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 218, 436, 545, 653, 872, 1090, 1306, 1744, 2180, 2612, 3265, 3488, 4360, 5224, 6530, 8720, 10448, 13060, 17440, 20896, 26120, 52240, 71177, 104480, 142354, 284708, 355885, 569416, 711770, 1138832, 1423540, 2277664, 2847080, 5694160, 11388320]

約数ペア:

[(1, 11388320), (2, 5694160), (4, 2847080), (5, 2277664), (8, 1423540), (10, 1138832), (16, 711770), (20, 569416), (32, 355885), (40, 284708), (80, 142354), (109, 104480), (160, 71177), (218, 52240), (436, 26120), (545, 20896), (653, 17440), (872, 13060), (1090, 10448), (1306, 8720), (1744, 6530), (2180, 5224), (2612, 4360), (3265, 3488)]