494671160

素因数分解:

$2^3\times 5^1\times {\mathrm{12366779}}^1$

素因数の和:12366790

約数の個数: 16

約数和(自身を含む): 1113010200

約数和(自身を除く): 618339040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 12366779, 24733558, 49467116, 61833895, 98934232, 123667790, 247335580, 494671160]

約数ペア:

[(1, 494671160), (2, 247335580), (4, 123667790), (5, 98934232), (8, 61833895), (10, 49467116), (20, 24733558), (40, 12366779)]