906921320

素因数分解:

$2^3\times 5^1\times {\mathrm{439}}^1\times {\mathrm{51647}}^1$

素因数の和:52097

約数の個数: 32

約数和(自身を含む): 2045260800

約数和(自身を除く): 1138339480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 439, 878, 1756, 2195, 3512, 4390, 8780, 17560, 51647, 103294, 206588, 258235, 413176, 516470, 1032940, 2065880, 22673033, 45346066, 90692132, 113365165, 181384264, 226730330, 453460660, 906921320]

約数ペア:

[(1, 906921320), (2, 453460660), (4, 226730330), (5, 181384264), (8, 113365165), (10, 90692132), (20, 45346066), (40, 22673033), (439, 2065880), (878, 1032940), (1756, 516470), (2195, 413176), (3512, 258235), (4390, 206588), (8780, 103294), (17560, 51647)]