628520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{827}}^1$

素因数の和:857

約数の個数: 32

約数和(自身を含む): 1490400

約数和(自身を除く): 861880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 827, 1654, 3308, 4135, 6616, 8270, 15713, 16540, 31426, 33080, 62852, 78565, 125704, 157130, 314260, 628520]

約数ペア:

[(1, 628520), (2, 314260), (4, 157130), (5, 125704), (8, 78565), (10, 62852), (19, 33080), (20, 31426), (38, 16540), (40, 15713), (76, 8270), (95, 6616), (152, 4135), (190, 3308), (380, 1654), (760, 827)]