204103760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{364471}}^1$

素因数の和:364491

約数の個数: 40

約数和(自身を含む): 542334336

約数和(自身を除く): 338230576

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 364471, 728942, 1457884, 1822355, 2551297, 2915768, 3644710, 5102594, 5831536, 7289420, 10205188, 12756485, 14578840, 20410376, 25512970, 29157680, 40820752, 51025940, 102051880, 204103760]

約数ペア:

[(1, 204103760), (2, 102051880), (4, 51025940), (5, 40820752), (7, 29157680), (8, 25512970), (10, 20410376), (14, 14578840), (16, 12756485), (20, 10205188), (28, 7289420), (35, 5831536), (40, 5102594), (56, 3644710), (70, 2915768), (80, 2551297), (112, 1822355), (140, 1457884), (280, 728942), (560, 364471)]