84908840

素因数分解:

$2^3\times 5^1\times {\mathrm{2122721}}^1$

素因数の和:2122732

約数の個数: 16

約数和(自身を含む): 191044980

約数和(自身を除く): 106136140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2122721, 4245442, 8490884, 10613605, 16981768, 21227210, 42454420, 84908840]

約数ペア:

[(1, 84908840), (2, 42454420), (4, 21227210), (5, 16981768), (8, 10613605), (10, 8490884), (20, 4245442), (40, 2122721)]