5728720

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{709}}^1$

素因数の和:823

約数の個数: 40

約数和(自身を含む): 13470120

約数和(自身を除く): 7741400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 709, 808, 1010, 1418, 1616, 2020, 2836, 3545, 4040, 5672, 7090, 8080, 11344, 14180, 28360, 56720, 71609, 143218, 286436, 358045, 572872, 716090, 1145744, 1432180, 2864360, 5728720]

約数ペア:

[(1, 5728720), (2, 2864360), (4, 1432180), (5, 1145744), (8, 716090), (10, 572872), (16, 358045), (20, 286436), (40, 143218), (80, 71609), (101, 56720), (202, 28360), (404, 14180), (505, 11344), (709, 8080), (808, 7090), (1010, 5672), (1418, 4040), (1616, 3545), (2020, 2836)]