191950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{349}}^1$

素因数の和:372

約数の個数: 24

約数和(自身を含む): 390600

約数和(自身を除く): 198650

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 349, 550, 698, 1745, 3490, 3839, 7678, 8725, 17450, 19195, 38390, 95975, 191950]

約数ペア:

[(1, 191950), (2, 95975), (5, 38390), (10, 19195), (11, 17450), (22, 8725), (25, 7678), (50, 3839), (55, 3490), (110, 1745), (275, 698), (349, 550)]