788809420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{12329}}^1$

素因数の和:12802

約数の個数: 48

約数和(自身を含む): 1897439040

約数和(自身を除く): 1108629620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 457, 914, 1828, 2285, 3199, 4570, 6398, 9140, 12329, 12796, 15995, 24658, 31990, 49316, 61645, 63980, 86303, 123290, 172606, 246580, 345212, 431515, 863030, 1726060, 5634353, 11268706, 22537412, 28171765, 39440471, 56343530, 78880942, 112687060, 157761884, 197202355, 394404710, 788809420]

約数ペア:

[(1, 788809420), (2, 394404710), (4, 197202355), (5, 157761884), (7, 112687060), (10, 78880942), (14, 56343530), (20, 39440471), (28, 28171765), (35, 22537412), (70, 11268706), (140, 5634353), (457, 1726060), (914, 863030), (1828, 431515), (2285, 345212), (3199, 246580), (4570, 172606), (6398, 123290), (9140, 86303), (12329, 63980), (12796, 61645), (15995, 49316), (24658, 31990)]