205624220

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{40961}}^1$

素因数の和:41221

約数の個数: 24

約数和(自身を含む): 433541808

約数和(自身を除く): 227917588

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 1004, 1255, 2510, 5020, 40961, 81922, 163844, 204805, 409610, 819220, 10281211, 20562422, 41124844, 51406055, 102812110, 205624220]

約数ペア:

[(1, 205624220), (2, 102812110), (4, 51406055), (5, 41124844), (10, 20562422), (20, 10281211), (251, 819220), (502, 409610), (1004, 204805), (1255, 163844), (2510, 81922), (5020, 40961)]