680302.0000000

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2699}}^1$

素因数の和:2781

約数の個数: 24

約数和(自身を含む): 10886400

約数和(自身を除く): 5520788

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 2699, 5398, 10796, 18893, 37786, 75572, 191629, 383258, 766516, 1341403, 2682806, 5365612]

約数ペア:

[(1, 5365612), (2, 2682806), (4, 1341403), (7, 766516), (14, 383258), (28, 191629), (71, 75572), (142, 37786), (284, 18893), (497, 10796), (994, 5398), (1988, 2699)]