12499040

素因数分解:

$2^5\times 5^1\times {\mathrm{191}}^1\times {\mathrm{409}}^1$

素因数の和:615

約数の個数: 48

約数和(自身を含む): 29756160

約数和(自身を除く): 17257120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 191, 382, 409, 764, 818, 955, 1528, 1636, 1910, 2045, 3056, 3272, 3820, 4090, 6112, 6544, 7640, 8180, 13088, 15280, 16360, 30560, 32720, 65440, 78119, 156238, 312476, 390595, 624952, 781190, 1249904, 1562380, 2499808, 3124760, 6249520, 12499040]

約数ペア:

[(1, 12499040), (2, 6249520), (4, 3124760), (5, 2499808), (8, 1562380), (10, 1249904), (16, 781190), (20, 624952), (32, 390595), (40, 312476), (80, 156238), (160, 78119), (191, 65440), (382, 32720), (409, 30560), (764, 16360), (818, 15280), (955, 13088), (1528, 8180), (1636, 7640), (1910, 6544), (2045, 6112), (3056, 4090), (3272, 3820)]