43387820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{479}}^1\times {\mathrm{647}}^1$

素因数の和:1142

約数の個数: 48

約数和(自身を含む): 104509440

約数和(自身を除く): 61121620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 479, 647, 958, 1294, 1916, 2395, 2588, 3235, 3353, 4529, 4790, 6470, 6706, 9058, 9580, 12940, 13412, 16765, 18116, 22645, 33530, 45290, 67060, 90580, 309913, 619826, 1239652, 1549565, 2169391, 3099130, 4338782, 6198260, 8677564, 10846955, 21693910, 43387820]

約数ペア:

[(1, 43387820), (2, 21693910), (4, 10846955), (5, 8677564), (7, 6198260), (10, 4338782), (14, 3099130), (20, 2169391), (28, 1549565), (35, 1239652), (70, 619826), (140, 309913), (479, 90580), (647, 67060), (958, 45290), (1294, 33530), (1916, 22645), (2395, 18116), (2588, 16765), (3235, 13412), (3353, 12940), (4529, 9580), (4790, 9058), (6470, 6706)]