28907210

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{28621}}^1$

素因数の和:28729

約数の個数: 16

約数和(自身を含む): 52549992

約数和(自身を除く): 23642782

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 28621, 57242, 143105, 286210, 2890721, 5781442, 14453605, 28907210]

約数ペア:

[(1, 28907210), (2, 14453605), (5, 5781442), (10, 2890721), (101, 286210), (202, 143105), (505, 57242), (1010, 28621)]