2912352820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{53087}}^1$

素因数の和:53320

約数の個数: 48

約数和(自身を含む): 6617737728

約数和(自身を除く): 3705384908

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 211, 260, 422, 844, 1055, 2110, 2743, 4220, 5486, 10972, 13715, 27430, 53087, 54860, 106174, 212348, 265435, 530870, 690131, 1061740, 1380262, 2760524, 3450655, 6901310, 11201357, 13802620, 22402714, 44805428, 56006785, 112013570, 145617641, 224027140, 291235282, 582470564, 728088205, 1456176410, 2912352820]

約数ペア:

[(1, 2912352820), (2, 1456176410), (4, 728088205), (5, 582470564), (10, 291235282), (13, 224027140), (20, 145617641), (26, 112013570), (52, 56006785), (65, 44805428), (130, 22402714), (211, 13802620), (260, 11201357), (422, 6901310), (844, 3450655), (1055, 2760524), (2110, 1380262), (2743, 1061740), (4220, 690131), (5486, 530870), (10972, 265435), (13715, 212348), (27430, 106174), (53087, 54860)]