2289214640

素因数分解:

$2^4\times 5^1\times {\mathrm{1303}}^1\times {\mathrm{21961}}^1$

素因数の和:23277

約数の個数: 40

約数和(自身を含む): 5326751328

約数和(自身を除く): 3037536688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1303, 2606, 5212, 6515, 10424, 13030, 20848, 21961, 26060, 43922, 52120, 87844, 104240, 109805, 175688, 219610, 351376, 439220, 878440, 1756880, 28615183, 57230366, 114460732, 143075915, 228921464, 286151830, 457842928, 572303660, 1144607320, 2289214640]

約数ペア:

[(1, 2289214640), (2, 1144607320), (4, 572303660), (5, 457842928), (8, 286151830), (10, 228921464), (16, 143075915), (20, 114460732), (40, 57230366), (80, 28615183), (1303, 1756880), (2606, 878440), (5212, 439220), (6515, 351376), (10424, 219610), (13030, 175688), (20848, 109805), (21961, 104240), (26060, 87844), (43922, 52120)]