30837680

素因数分解:

$2^4\times 5^1\times {\mathrm{385471}}^1$

素因数の和:385484

約数の個数: 20

約数和(自身を含む): 71697792

約数和(自身を除く): 40860112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 385471, 770942, 1541884, 1927355, 3083768, 3854710, 6167536, 7709420, 15418840, 30837680]

約数ペア:

[(1, 30837680), (2, 15418840), (4, 7709420), (5, 6167536), (8, 3854710), (10, 3083768), (16, 1927355), (20, 1541884), (40, 770942), (80, 385471)]