208011680

素因数分解:

$2^5\times 5^1\times {\mathrm{1300073}}^1$

素因数の和:1300088

約数の個数: 24

約数和(自身を含む): 491427972

約数和(自身を除く): 283416292

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1300073, 2600146, 5200292, 6500365, 10400584, 13000730, 20801168, 26001460, 41602336, 52002920, 104005840, 208011680]

約数ペア:

[(1, 208011680), (2, 104005840), (4, 52002920), (5, 41602336), (8, 26001460), (10, 20801168), (16, 13000730), (20, 10400584), (32, 6500365), (40, 5200292), (80, 2600146), (160, 1300073)]