27996320

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{15907}}^1$

素因数の和:15933

約数の個数: 48

約数和(自身を含む): 72158688

約数和(自身を除く): 44162368

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 15907, 31814, 63628, 79535, 127256, 159070, 174977, 254512, 318140, 349954, 509024, 636280, 699908, 874885, 1272560, 1399816, 1749770, 2545120, 2799632, 3499540, 5599264, 6999080, 13998160, 27996320]

約数ペア:

[(1, 27996320), (2, 13998160), (4, 6999080), (5, 5599264), (8, 3499540), (10, 2799632), (11, 2545120), (16, 1749770), (20, 1399816), (22, 1272560), (32, 874885), (40, 699908), (44, 636280), (55, 509024), (80, 349954), (88, 318140), (110, 254512), (160, 174977), (176, 159070), (220, 127256), (352, 79535), (440, 63628), (880, 31814), (1760, 15907)]