13680520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{48859}}^1$

素因数の和:48877

約数の個数: 32

約数和(自身を含む): 35179200

約数和(自身を除く): 21498680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 48859, 97718, 195436, 244295, 342013, 390872, 488590, 684026, 977180, 1368052, 1710065, 1954360, 2736104, 3420130, 6840260, 13680520]

約数ペア:

[(1, 13680520), (2, 6840260), (4, 3420130), (5, 2736104), (7, 1954360), (8, 1710065), (10, 1368052), (14, 977180), (20, 684026), (28, 488590), (35, 390872), (40, 342013), (56, 244295), (70, 195436), (140, 97718), (280, 48859)]