25830620

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{6121}}^1$

素因数の和:6341

約数の個数: 24

約数和(自身を含む): 54510288

約数和(自身を除く): 28679668

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4220, 6121, 12242, 24484, 30605, 61210, 122420, 1291531, 2583062, 5166124, 6457655, 12915310, 25830620]

約数ペア:

[(1, 25830620), (2, 12915310), (4, 6457655), (5, 5166124), (10, 2583062), (20, 1291531), (211, 122420), (422, 61210), (844, 30605), (1055, 24484), (2110, 12242), (4220, 6121)]