77622020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{13523}}^1$

素因数の和:13580

約数の個数: 48

約数和(自身を含む): 190850688

約数和(自身を除く): 113228668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 13523, 27046, 54092, 67615, 94661, 135230, 189322, 270460, 378644, 473305, 554443, 946610, 1108886, 1893220, 2217772, 2772215, 3881101, 5544430, 7762202, 11088860, 15524404, 19405505, 38811010, 77622020]

約数ペア:

[(1, 77622020), (2, 38811010), (4, 19405505), (5, 15524404), (7, 11088860), (10, 7762202), (14, 5544430), (20, 3881101), (28, 2772215), (35, 2217772), (41, 1893220), (70, 1108886), (82, 946610), (140, 554443), (164, 473305), (205, 378644), (287, 270460), (410, 189322), (574, 135230), (820, 94661), (1148, 67615), (1435, 54092), (2870, 27046), (5740, 13523)]