30629860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{389}}^1$

素因数の和:556

約数の個数: 48

約数和(自身を含む): 67092480

約数和(自身を除く): 36462620

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 127, 155, 254, 310, 389, 508, 620, 635, 778, 1270, 1556, 1945, 2540, 3890, 3937, 7780, 7874, 12059, 15748, 19685, 24118, 39370, 48236, 49403, 60295, 78740, 98806, 120590, 197612, 241180, 247015, 494030, 988060, 1531493, 3062986, 6125972, 7657465, 15314930, 30629860]

約数ペア:

[(1, 30629860), (2, 15314930), (4, 7657465), (5, 6125972), (10, 3062986), (20, 1531493), (31, 988060), (62, 494030), (124, 247015), (127, 241180), (155, 197612), (254, 120590), (310, 98806), (389, 78740), (508, 60295), (620, 49403), (635, 48236), (778, 39370), (1270, 24118), (1556, 19685), (1945, 15748), (2540, 12059), (3890, 7874), (3937, 7780)]