260045516

素因数分解:

$2^2\times {\mathrm{197}}^1\times {\mathrm{331}}^1\times {\mathrm{997}}^1$

素因数の和:1529

約数の個数: 24

約数和(自身を含む): 459231696

約数和(自身を除く): 199186180

約数列:

[1, 2, 4, 197, 331, 394, 662, 788, 997, 1324, 1994, 3988, 65207, 130414, 196409, 260828, 330007, 392818, 660014, 785636, 1320028, 65011379, 130022758, 260045516]

約数ペア:

[(1, 260045516), (2, 130022758), (4, 65011379), (197, 1320028), (331, 785636), (394, 660014), (662, 392818), (788, 330007), (997, 260828), (1324, 196409), (1994, 130414), (3988, 65207)]