20315700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{22573}}^1$

素因数の和:22593

約数の個数: 54

約数和(自身を含む): 63681254

約数和(自身を除く): 43365554

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 22573, 45146, 67719, 90292, 112865, 135438, 203157, 225730, 270876, 338595, 406314, 451460, 564325, 677190, 812628, 1015785, 1128650, 1354380, 1692975, 2031570, 2257300, 3385950, 4063140, 5078925, 6771900, 10157850, 20315700]

約数ペア:

[(1, 20315700), (2, 10157850), (3, 6771900), (4, 5078925), (5, 4063140), (6, 3385950), (9, 2257300), (10, 2031570), (12, 1692975), (15, 1354380), (18, 1128650), (20, 1015785), (25, 812628), (30, 677190), (36, 564325), (45, 451460), (50, 406314), (60, 338595), (75, 270876), (90, 225730), (100, 203157), (150, 135438), (180, 112865), (225, 90292), (300, 67719), (450, 45146), (900, 22573)]