11443840

素因数分解:

$2^7\times 5^1\times {\mathrm{17881}}^1$

素因数の和:17900

約数の個数: 32

約数和(自身を含む): 27359460

約数和(自身を除く): 15915620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 17881, 35762, 71524, 89405, 143048, 178810, 286096, 357620, 572192, 715240, 1144384, 1430480, 2288768, 2860960, 5721920, 11443840]

約数ペア:

[(1, 11443840), (2, 5721920), (4, 2860960), (5, 2288768), (8, 1430480), (10, 1144384), (16, 715240), (20, 572192), (32, 357620), (40, 286096), (64, 178810), (80, 143048), (128, 89405), (160, 71524), (320, 35762), (640, 17881)]