9785240

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1097}}^1$

素因数の和:1331

約数の個数: 32

約数和(自身を含む): 22135680

約数和(自身を除く): 12350440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1097, 1115, 1784, 2194, 2230, 4388, 4460, 5485, 8776, 8920, 10970, 21940, 43880, 244631, 489262, 978524, 1223155, 1957048, 2446310, 4892620, 9785240]

約数ペア:

[(1, 9785240), (2, 4892620), (4, 2446310), (5, 1957048), (8, 1223155), (10, 978524), (20, 489262), (40, 244631), (223, 43880), (446, 21940), (892, 10970), (1097, 8920), (1115, 8776), (1784, 5485), (2194, 4460), (2230, 4388)]