1221260

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{269}}^1$

素因数の和:505

約数の個数: 24

約数和(自身を含む): 2585520

約数和(自身を除く): 1364260

約数列:

[1, 2, 4, 5, 10, 20, 227, 269, 454, 538, 908, 1076, 1135, 1345, 2270, 2690, 4540, 5380, 61063, 122126, 244252, 305315, 610630, 1221260]

約数ペア:

[(1, 1221260), (2, 610630), (4, 305315), (5, 244252), (10, 122126), (20, 61063), (227, 5380), (269, 4540), (454, 2690), (538, 2270), (908, 1345), (1076, 1135)]