2020144920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{863}}^1\times {\mathrm{19507}}^1$

素因数の和:20384

約数の個数: 64

約数和(自身を含む): 6067768320

約数和(自身を除く): 4047623400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 863, 1726, 2589, 3452, 4315, 5178, 6904, 8630, 10356, 12945, 17260, 19507, 20712, 25890, 34520, 39014, 51780, 58521, 78028, 97535, 103560, 117042, 156056, 195070, 234084, 292605, 390140, 468168, 585210, 780280, 1170420, 2340840, 16834541, 33669082, 50503623, 67338164, 84172705, 101007246, 134676328, 168345410, 202014492, 252518115, 336690820, 404028984, 505036230, 673381640, 1010072460, 2020144920]

約数ペア:

[(1, 2020144920), (2, 1010072460), (3, 673381640), (4, 505036230), (5, 404028984), (6, 336690820), (8, 252518115), (10, 202014492), (12, 168345410), (15, 134676328), (20, 101007246), (24, 84172705), (30, 67338164), (40, 50503623), (60, 33669082), (120, 16834541), (863, 2340840), (1726, 1170420), (2589, 780280), (3452, 585210), (4315, 468168), (5178, 390140), (6904, 292605), (8630, 234084), (10356, 195070), (12945, 156056), (17260, 117042), (19507, 103560), (20712, 97535), (25890, 78028), (34520, 58521), (39014, 51780)]