12544400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{2851}}^1$

素因数の和:2880

約数の個数: 60

約数和(自身を含む): 32889264

約数和(自身を除く): 20344864

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 176, 200, 220, 275, 400, 440, 550, 880, 1100, 2200, 2851, 4400, 5702, 11404, 14255, 22808, 28510, 31361, 45616, 57020, 62722, 71275, 114040, 125444, 142550, 156805, 228080, 250888, 285100, 313610, 501776, 570200, 627220, 784025, 1140400, 1254440, 1568050, 2508880, 3136100, 6272200, 12544400]

約数ペア:

[(1, 12544400), (2, 6272200), (4, 3136100), (5, 2508880), (8, 1568050), (10, 1254440), (11, 1140400), (16, 784025), (20, 627220), (22, 570200), (25, 501776), (40, 313610), (44, 285100), (50, 250888), (55, 228080), (80, 156805), (88, 142550), (100, 125444), (110, 114040), (176, 71275), (200, 62722), (220, 57020), (275, 45616), (400, 31361), (440, 28510), (550, 22808), (880, 14255), (1100, 11404), (2200, 5702), (2851, 4400)]