1297460

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2237}}^1$

素因数の和:2275

約数の個数: 24

約数和(自身を含む): 2819880

約数和(自身を除く): 1522420

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 2237, 4474, 8948, 11185, 22370, 44740, 64873, 129746, 259492, 324365, 648730, 1297460]

約数ペア:

[(1, 1297460), (2, 648730), (4, 324365), (5, 259492), (10, 129746), (20, 64873), (29, 44740), (58, 22370), (116, 11185), (145, 8948), (290, 4474), (580, 2237)]