2916020

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{691}}^1$

素因数の和:911

約数の個数: 24

約数和(自身を含む): 6161568

約数和(自身を除く): 3245548

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 691, 844, 1055, 1382, 2110, 2764, 3455, 4220, 6910, 13820, 145801, 291602, 583204, 729005, 1458010, 2916020]

約数ペア:

[(1, 2916020), (2, 1458010), (4, 729005), (5, 583204), (10, 291602), (20, 145801), (211, 13820), (422, 6910), (691, 4220), (844, 3455), (1055, 2764), (1382, 2110)]