24777740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{607}}^1$

素因数の和:786

約数の個数: 48

約数和(自身を含む): 56485632

約数和(自身を除く): 31707892

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 157, 260, 314, 607, 628, 785, 1214, 1570, 2041, 2428, 3035, 3140, 4082, 6070, 7891, 8164, 10205, 12140, 15782, 20410, 31564, 39455, 40820, 78910, 95299, 157820, 190598, 381196, 476495, 952990, 1238887, 1905980, 2477774, 4955548, 6194435, 12388870, 24777740]

約数ペア:

[(1, 24777740), (2, 12388870), (4, 6194435), (5, 4955548), (10, 2477774), (13, 1905980), (20, 1238887), (26, 952990), (52, 476495), (65, 381196), (130, 190598), (157, 157820), (260, 95299), (314, 78910), (607, 40820), (628, 39455), (785, 31564), (1214, 20410), (1570, 15782), (2041, 12140), (2428, 10205), (3035, 8164), (3140, 7891), (4082, 6070)]