280059892

素因数分解:

$2^2\times 7^2\times {\mathrm{127}}^1\times {\mathrm{11251}}^1$

素因数の和:11396

約数の個数: 36

約数和(自身を含む): 574662144

約数和(自身を除く): 294602252

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 127, 196, 254, 508, 889, 1778, 3556, 6223, 11251, 12446, 22502, 24892, 45004, 78757, 157514, 315028, 551299, 1102598, 1428877, 2205196, 2857754, 5715508, 10002139, 20004278, 40008556, 70014973, 140029946, 280059892]

約数ペア:

[(1, 280059892), (2, 140029946), (4, 70014973), (7, 40008556), (14, 20004278), (28, 10002139), (49, 5715508), (98, 2857754), (127, 2205196), (196, 1428877), (254, 1102598), (508, 551299), (889, 315028), (1778, 157514), (3556, 78757), (6223, 45004), (11251, 24892), (12446, 22502)]