11393960

素因数分解:

$2^3\times 5^1\times {\mathrm{443}}^1\times {\mathrm{643}}^1$

素因数の和:1097

約数の個数: 32

約数和(自身を含む): 25734240

約数和(自身を除く): 14340280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 443, 643, 886, 1286, 1772, 2215, 2572, 3215, 3544, 4430, 5144, 6430, 8860, 12860, 17720, 25720, 284849, 569698, 1139396, 1424245, 2278792, 2848490, 5696980, 11393960]

約数ペア:

[(1, 11393960), (2, 5696980), (4, 2848490), (5, 2278792), (8, 1424245), (10, 1139396), (20, 569698), (40, 284849), (443, 25720), (643, 17720), (886, 12860), (1286, 8860), (1772, 6430), (2215, 5144), (2572, 4430), (3215, 3544)]