5142940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{241}}^1$

素因数の和:358

約数の個数: 48

約数和(自身を含む): 11952864

約数和(自身を除く): 6809924

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 97, 110, 194, 220, 241, 388, 482, 485, 964, 970, 1067, 1205, 1940, 2134, 2410, 2651, 4268, 4820, 5302, 5335, 10604, 10670, 13255, 21340, 23377, 26510, 46754, 53020, 93508, 116885, 233770, 257147, 467540, 514294, 1028588, 1285735, 2571470, 5142940]

約数ペア:

[(1, 5142940), (2, 2571470), (4, 1285735), (5, 1028588), (10, 514294), (11, 467540), (20, 257147), (22, 233770), (44, 116885), (55, 93508), (97, 53020), (110, 46754), (194, 26510), (220, 23377), (241, 21340), (388, 13255), (482, 10670), (485, 10604), (964, 5335), (970, 5302), (1067, 4820), (1205, 4268), (1940, 2651), (2134, 2410)]