199880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:293

約数の個数: 32

約数和(自身を含む): 475200

約数和(自身を除く): 275320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 263, 380, 526, 760, 1052, 1315, 2104, 2630, 4997, 5260, 9994, 10520, 19988, 24985, 39976, 49970, 99940, 199880]

約数ペア:

[(1, 199880), (2, 99940), (4, 49970), (5, 39976), (8, 24985), (10, 19988), (19, 10520), (20, 9994), (38, 5260), (40, 4997), (76, 2630), (95, 2104), (152, 1315), (190, 1052), (263, 760), (380, 526)]