1855460

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{821}}^1$

素因数の和:943

約数の個数: 24

約数和(自身を含む): 3935736

約数和(自身を除く): 2080276

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 821, 1130, 1642, 2260, 3284, 4105, 8210, 16420, 92773, 185546, 371092, 463865, 927730, 1855460]

約数ペア:

[(1, 1855460), (2, 927730), (4, 463865), (5, 371092), (10, 185546), (20, 92773), (113, 16420), (226, 8210), (452, 4105), (565, 3284), (821, 2260), (1130, 1642)]