280804708

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{19571}}^1$

素因数の和:19803

約数の個数: 24

約数和(自身を含む): 522807264

約数和(自身を除く): 242002556

約数列:

[1, 2, 4, 17, 34, 68, 211, 422, 844, 3587, 7174, 14348, 19571, 39142, 78284, 332707, 665414, 1330828, 4129481, 8258962, 16517924, 70201177, 140402354, 280804708]

約数ペア:

[(1, 280804708), (2, 140402354), (4, 70201177), (17, 16517924), (34, 8258962), (68, 4129481), (211, 1330828), (422, 665414), (844, 332707), (3587, 78284), (7174, 39142), (14348, 19571)]