26353220

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{21601}}^1$

素因数の和:21671

約数の個数: 24

約数和(自身を含む): 56251608

約数和(自身を除く): 29898388

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 21601, 43202, 86404, 108005, 216010, 432020, 1317661, 2635322, 5270644, 6588305, 13176610, 26353220]

約数ペア:

[(1, 26353220), (2, 13176610), (4, 6588305), (5, 5270644), (10, 2635322), (20, 1317661), (61, 432020), (122, 216010), (244, 108005), (305, 86404), (610, 43202), (1220, 21601)]