27829820

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{8863}}^1$

素因数の和:9029

約数の個数: 24

約数和(自身を含む): 58821504

約数和(自身を除く): 30991684

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 8863, 17726, 35452, 44315, 88630, 177260, 1391491, 2782982, 5565964, 6957455, 13914910, 27829820]

約数ペア:

[(1, 27829820), (2, 13914910), (4, 6957455), (5, 5565964), (10, 2782982), (20, 1391491), (157, 177260), (314, 88630), (628, 44315), (785, 35452), (1570, 17726), (3140, 8863)]