20558250

素因数分解:

$2^1\times 3^2\times 5^3\times {\mathrm{9137}}^1$

素因数の和:9160

約数の個数: 48

約数和(自身を含む): 55595592

約数和(自身を除く): 35037342

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 125, 150, 225, 250, 375, 450, 750, 1125, 2250, 9137, 18274, 27411, 45685, 54822, 82233, 91370, 137055, 164466, 228425, 274110, 411165, 456850, 685275, 822330, 1142125, 1370550, 2055825, 2284250, 3426375, 4111650, 6852750, 10279125, 20558250]

約数ペア:

[(1, 20558250), (2, 10279125), (3, 6852750), (5, 4111650), (6, 3426375), (9, 2284250), (10, 2055825), (15, 1370550), (18, 1142125), (25, 822330), (30, 685275), (45, 456850), (50, 411165), (75, 274110), (90, 228425), (125, 164466), (150, 137055), (225, 91370), (250, 82233), (375, 54822), (450, 45685), (750, 27411), (1125, 18274), (2250, 9137)]