11665280

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1657}}^1$

素因数の和:1687

約数の個数: 64

約数和(自身を含む): 30440880

約数和(自身を除く): 18775600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1657, 1760, 3314, 3520, 6628, 7040, 8285, 13256, 16570, 18227, 26512, 33140, 36454, 53024, 66280, 72908, 91135, 106048, 132560, 145816, 182270, 212096, 265120, 291632, 364540, 530240, 583264, 729080, 1060480, 1166528, 1458160, 2333056, 2916320, 5832640, 11665280]

約数ペア:

[(1, 11665280), (2, 5832640), (4, 2916320), (5, 2333056), (8, 1458160), (10, 1166528), (11, 1060480), (16, 729080), (20, 583264), (22, 530240), (32, 364540), (40, 291632), (44, 265120), (55, 212096), (64, 182270), (80, 145816), (88, 132560), (110, 106048), (128, 91135), (160, 72908), (176, 66280), (220, 53024), (320, 36454), (352, 33140), (440, 26512), (640, 18227), (704, 16570), (880, 13256), (1408, 8285), (1657, 7040), (1760, 6628), (3314, 3520)]