797320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:685

約数の個数: 32

約数和(自身を含む): 1854720

約数和(自身を除く): 1057400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 643, 1240, 1286, 2572, 3215, 5144, 6430, 12860, 19933, 25720, 39866, 79732, 99665, 159464, 199330, 398660, 797320]

約数ペア:

[(1, 797320), (2, 398660), (4, 199330), (5, 159464), (8, 99665), (10, 79732), (20, 39866), (31, 25720), (40, 19933), (62, 12860), (124, 6430), (155, 5144), (248, 3215), (310, 2572), (620, 1286), (643, 1240)]