13808720

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1709}}^1$

素因数の和:1823

約数の個数: 40

約数和(自身を含む): 32442120

約数和(自身を除く): 18633400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 1709, 2020, 3418, 4040, 6836, 8080, 8545, 13672, 17090, 27344, 34180, 68360, 136720, 172609, 345218, 690436, 863045, 1380872, 1726090, 2761744, 3452180, 6904360, 13808720]

約数ペア:

[(1, 13808720), (2, 6904360), (4, 3452180), (5, 2761744), (8, 1726090), (10, 1380872), (16, 863045), (20, 690436), (40, 345218), (80, 172609), (101, 136720), (202, 68360), (404, 34180), (505, 27344), (808, 17090), (1010, 13672), (1616, 8545), (1709, 8080), (2020, 6836), (3418, 4040)]