12272920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{27893}}^1$

素因数の和:27915

約数の個数: 32

約数和(自身を含む): 30125520

約数和(自身を除く): 17852600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 27893, 55786, 111572, 139465, 223144, 278930, 306823, 557860, 613646, 1115720, 1227292, 1534115, 2454584, 3068230, 6136460, 12272920]

約数ペア:

[(1, 12272920), (2, 6136460), (4, 3068230), (5, 2454584), (8, 1534115), (10, 1227292), (11, 1115720), (20, 613646), (22, 557860), (40, 306823), (44, 278930), (55, 223144), (88, 139465), (110, 111572), (220, 55786), (440, 27893)]