12558260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4391}}^1$

素因数の和:4424

約数の個数: 48

約数和(自身を含む): 30989952

約数和(自身を除く): 18431692

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 4391, 8782, 17564, 21955, 43910, 48301, 57083, 87820, 96602, 114166, 193204, 228332, 241505, 285415, 483010, 570830, 627913, 966020, 1141660, 1255826, 2511652, 3139565, 6279130, 12558260]

約数ペア:

[(1, 12558260), (2, 6279130), (4, 3139565), (5, 2511652), (10, 1255826), (11, 1141660), (13, 966020), (20, 627913), (22, 570830), (26, 483010), (44, 285415), (52, 241505), (55, 228332), (65, 193204), (110, 114166), (130, 96602), (143, 87820), (220, 57083), (260, 48301), (286, 43910), (572, 21955), (715, 17564), (1430, 8782), (2860, 4391)]