38981290

素因数分解:

$2^1\times 5^1\times {\mathrm{1249}}^1\times {\mathrm{3121}}^1$

素因数の和:4377

約数の個数: 16

約数和(自身を含む): 70245000

約数和(自身を除く): 31263710

約数列:

[1, 2, 5, 10, 1249, 2498, 3121, 6242, 6245, 12490, 15605, 31210, 3898129, 7796258, 19490645, 38981290]

約数ペア:

[(1, 38981290), (2, 19490645), (5, 7796258), (10, 3898129), (1249, 31210), (2498, 15605), (3121, 12490), (6242, 6245)]