28812810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{5683}}^1$

素因数の和:5719

約数の個数: 48

約数和(自身を含む): 74892384

約数和(自身を除く): 46079574

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 169, 195, 338, 390, 507, 845, 1014, 1690, 2535, 5070, 5683, 11366, 17049, 28415, 34098, 56830, 73879, 85245, 147758, 170490, 221637, 369395, 443274, 738790, 960427, 1108185, 1920854, 2216370, 2881281, 4802135, 5762562, 9604270, 14406405, 28812810]

約数ペア:

[(1, 28812810), (2, 14406405), (3, 9604270), (5, 5762562), (6, 4802135), (10, 2881281), (13, 2216370), (15, 1920854), (26, 1108185), (30, 960427), (39, 738790), (65, 443274), (78, 369395), (130, 221637), (169, 170490), (195, 147758), (338, 85245), (390, 73879), (507, 56830), (845, 34098), (1014, 28415), (1690, 17049), (2535, 11366), (5070, 5683)]