170969840

素因数分解:

$2^4\times 5^1\times {\mathrm{2137123}}^1$

素因数の和:2137136

約数の個数: 20

約数和(自身を含む): 397505064

約数和(自身を除く): 226535224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2137123, 4274246, 8548492, 10685615, 17096984, 21371230, 34193968, 42742460, 85484920, 170969840]

約数ペア:

[(1, 170969840), (2, 85484920), (4, 42742460), (5, 34193968), (8, 21371230), (10, 17096984), (16, 10685615), (20, 8548492), (40, 4274246), (80, 2137123)]