11457440

素因数分解:

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

素因数の和:825

約数の個数: 48

約数和(自身を含む): 27374760

約数和(自身を除く): 15917320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 160, 202, 404, 505, 709, 808, 1010, 1418, 1616, 2020, 2836, 3232, 3545, 4040, 5672, 7090, 8080, 11344, 14180, 16160, 22688, 28360, 56720, 71609, 113440, 143218, 286436, 358045, 572872, 716090, 1145744, 1432180, 2291488, 2864360, 5728720, 11457440]

約数ペア:

[(1, 11457440), (2, 5728720), (4, 2864360), (5, 2291488), (8, 1432180), (10, 1145744), (16, 716090), (20, 572872), (32, 358045), (40, 286436), (80, 143218), (101, 113440), (160, 71609), (202, 56720), (404, 28360), (505, 22688), (709, 16160), (808, 14180), (1010, 11344), (1418, 8080), (1616, 7090), (2020, 5672), (2836, 4040), (3232, 3545)]