2116770220

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{411823}}^1$

素因数の和:412089

約数の個数: 24

約数和(自身を含む): 4462524864

約数和(自身を除く): 2345754644

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 411823, 823646, 1647292, 2059115, 4118230, 8236460, 105838511, 211677022, 423354044, 529192555, 1058385110, 2116770220]

約数ペア:

[(1, 2116770220), (2, 1058385110), (4, 529192555), (5, 423354044), (10, 211677022), (20, 105838511), (257, 8236460), (514, 4118230), (1028, 2059115), (1285, 1647292), (2570, 823646), (5140, 411823)]