47248760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{90863}}^1$

素因数の和:90887

約数の個数: 32

約数和(自身を含む): 114488640

約数和(自身を除く): 67239880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 90863, 181726, 363452, 454315, 726904, 908630, 1181219, 1817260, 2362438, 3634520, 4724876, 5906095, 9449752, 11812190, 23624380, 47248760]

約数ペア:

[(1, 47248760), (2, 23624380), (4, 11812190), (5, 9449752), (8, 5906095), (10, 4724876), (13, 3634520), (20, 2362438), (26, 1817260), (40, 1181219), (52, 908630), (65, 726904), (104, 454315), (130, 363452), (260, 181726), (520, 90863)]