1238950

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{349}}^1$

素因数の和:432

約数の個数: 24

約数和(自身を含む): 2343600

約数和(自身を除く): 1104650

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 349, 355, 698, 710, 1745, 1775, 3490, 3550, 8725, 17450, 24779, 49558, 123895, 247790, 619475, 1238950]

約数ペア:

[(1, 1238950), (2, 619475), (5, 247790), (10, 123895), (25, 49558), (50, 24779), (71, 17450), (142, 8725), (349, 3550), (355, 3490), (698, 1775), (710, 1745)]