5516020

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{709}}^1$

素因数の和:1107

約数の個数: 24

約数和(自身を含む): 11629800

約数和(自身を除く): 6113780

約数列:

[1, 2, 4, 5, 10, 20, 389, 709, 778, 1418, 1556, 1945, 2836, 3545, 3890, 7090, 7780, 14180, 275801, 551602, 1103204, 1379005, 2758010, 5516020]

約数ペア:

[(1, 5516020), (2, 2758010), (4, 1379005), (5, 1103204), (10, 551602), (20, 275801), (389, 14180), (709, 7780), (778, 7090), (1418, 3890), (1556, 3545), (1945, 2836)]