55111540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{631}}^1$

素因数の和:1048

約数の個数: 48

約数和(自身を含む): 126774144

約数和(自身を除く): 71662604

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 397, 631, 794, 1262, 1588, 1985, 2524, 3155, 3970, 4367, 6310, 6941, 7940, 8734, 12620, 13882, 17468, 21835, 27764, 34705, 43670, 69410, 87340, 138820, 250507, 501014, 1002028, 1252535, 2505070, 2755577, 5010140, 5511154, 11022308, 13777885, 27555770, 55111540]

約数ペア:

[(1, 55111540), (2, 27555770), (4, 13777885), (5, 11022308), (10, 5511154), (11, 5010140), (20, 2755577), (22, 2505070), (44, 1252535), (55, 1002028), (110, 501014), (220, 250507), (397, 138820), (631, 87340), (794, 69410), (1262, 43670), (1588, 34705), (1985, 27764), (2524, 21835), (3155, 17468), (3970, 13882), (4367, 12620), (6310, 8734), (6941, 7940)]