545940520

素因数分解:

$2^3\times 5^1\times {\mathrm{13648513}}^1$

素因数の和:13648524

約数の個数: 16

約数和(自身を含む): 1228366260

約数和(自身を除く): 682425740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 13648513, 27297026, 54594052, 68242565, 109188104, 136485130, 272970260, 545940520]

約数ペア:

[(1, 545940520), (2, 272970260), (4, 136485130), (5, 109188104), (8, 68242565), (10, 54594052), (20, 27297026), (40, 13648513)]