2020128732

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{1129}}^1\times {\mathrm{2161}}^1$

素因数の和:3323

約数の個数: 72

約数和(自身を含む): 5335643040

約数和(自身を除く): 3315514308

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828, 1129, 2161, 2258, 3387, 4322, 4516, 6483, 6774, 8644, 10161, 12966, 13548, 19449, 20322, 25932, 25967, 38898, 40644, 49703, 51934, 77796, 77901, 99406, 103868, 149109, 155802, 198812, 233703, 298218, 311604, 447327, 467406, 596436, 894654, 934812, 1789308, 2439769, 4879538, 7319307, 9759076, 14638614, 21957921, 29277228, 43915842, 56114687, 87831684, 112229374, 168344061, 224458748, 336688122, 505032183, 673376244, 1010064366, 2020128732]

約数ペア:

[(1, 2020128732), (2, 1010064366), (3, 673376244), (4, 505032183), (6, 336688122), (9, 224458748), (12, 168344061), (18, 112229374), (23, 87831684), (36, 56114687), (46, 43915842), (69, 29277228), (92, 21957921), (138, 14638614), (207, 9759076), (276, 7319307), (414, 4879538), (828, 2439769), (1129, 1789308), (2161, 934812), (2258, 894654), (3387, 596436), (4322, 467406), (4516, 447327), (6483, 311604), (6774, 298218), (8644, 233703), (10161, 198812), (12966, 155802), (13548, 149109), (19449, 103868), (20322, 99406), (25932, 77901), (25967, 77796), (38898, 51934), (40644, 49703)]