30700420

素因数分解:

$2^2\times 5^1\times {\mathrm{1229}}^1\times {\mathrm{1249}}^1$

素因数の和:2487

約数の個数: 24

約数和(自身を含む): 64575000

約数和(自身を除く): 33874580

約数列:

[1, 2, 4, 5, 10, 20, 1229, 1249, 2458, 2498, 4916, 4996, 6145, 6245, 12290, 12490, 24580, 24980, 1535021, 3070042, 6140084, 7675105, 15350210, 30700420]

約数ペア:

[(1, 30700420), (2, 15350210), (4, 7675105), (5, 6140084), (10, 3070042), (20, 1535021), (1229, 24980), (1249, 24580), (2458, 12490), (2498, 12290), (4916, 6245), (4996, 6145)]