9870299720

素因数分解:

$2^3\times 5^1\times {\mathrm{2063}}^1\times {\mathrm{119611}}^1$

素因数の和:121685

約数の個数: 32

約数和(自身を含む): 22219125120

約数和(自身を除く): 12348825400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2063, 4126, 8252, 10315, 16504, 20630, 41260, 82520, 119611, 239222, 478444, 598055, 956888, 1196110, 2392220, 4784440, 246757493, 493514986, 987029972, 1233787465, 1974059944, 2467574930, 4935149860, 9870299720]

約数ペア:

[(1, 9870299720), (2, 4935149860), (4, 2467574930), (5, 1974059944), (8, 1233787465), (10, 987029972), (20, 493514986), (40, 246757493), (2063, 4784440), (4126, 2392220), (8252, 1196110), (10315, 956888), (16504, 598055), (20630, 478444), (41260, 239222), (82520, 119611)]