55074580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1801}}^1$

素因数の和:1960

約数の個数: 48

約数和(自身を含む): 127149120

約数和(自身を除く): 72074540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 139, 220, 278, 556, 695, 1390, 1529, 1801, 2780, 3058, 3602, 6116, 7204, 7645, 9005, 15290, 18010, 19811, 30580, 36020, 39622, 79244, 99055, 198110, 250339, 396220, 500678, 1001356, 1251695, 2503390, 2753729, 5006780, 5507458, 11014916, 13768645, 27537290, 55074580]

約数ペア:

[(1, 55074580), (2, 27537290), (4, 13768645), (5, 11014916), (10, 5507458), (11, 5006780), (20, 2753729), (22, 2503390), (44, 1251695), (55, 1001356), (110, 500678), (139, 396220), (220, 250339), (278, 198110), (556, 99055), (695, 79244), (1390, 39622), (1529, 36020), (1801, 30580), (2780, 19811), (3058, 18010), (3602, 15290), (6116, 9005), (7204, 7645)]