79361720

素因数分解:

$2^3\times 5^1\times {\mathrm{1984043}}^1$

素因数の和:1984054

約数の個数: 16

約数和(自身を含む): 178563960

約数和(自身を除く): 99202240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1984043, 3968086, 7936172, 9920215, 15872344, 19840430, 39680860, 79361720]

約数ペア:

[(1, 79361720), (2, 39680860), (4, 19840430), (5, 15872344), (8, 9920215), (10, 7936172), (20, 3968086), (40, 1984043)]