15307940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{26393}}^1$

素因数の和:26431

約数の個数: 24

約数和(自身を含む): 33256440

約数和(自身を除く): 17948500

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 26393, 52786, 105572, 131965, 263930, 527860, 765397, 1530794, 3061588, 3826985, 7653970, 15307940]

約数ペア:

[(1, 15307940), (2, 7653970), (4, 3826985), (5, 3061588), (10, 1530794), (20, 765397), (29, 527860), (58, 263930), (116, 131965), (145, 105572), (290, 52786), (580, 26393)]