18927040

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1$

素因数の和:330

約数の個数: 112

約数和(自身を含む): 51937920

約数和(自身を除く): 33010880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 152, 160, 176, 190, 209, 220, 283, 304, 320, 352, 380, 418, 440, 566, 608, 704, 760, 836, 880, 1045, 1132, 1216, 1415, 1520, 1672, 1760, 2090, 2264, 2830, 3040, 3113, 3344, 3520, 4180, 4528, 5377, 5660, 6080, 6226, 6688, 8360, 9056, 10754, 11320, 12452, 13376, 15565, 16720, 18112, 21508, 22640, 24904, 26885, 31130, 33440, 43016, 45280, 49808, 53770, 59147, 62260, 66880, 86032, 90560, 99616, 107540, 118294, 124520, 172064, 199232, 215080, 236588, 249040, 295735, 344128, 430160, 473176, 498080, 591470, 860320, 946352, 996160, 1182940, 1720640, 1892704, 2365880, 3785408, 4731760, 9463520, 18927040]

約数ペア:

[(1, 18927040), (2, 9463520), (4, 4731760), (5, 3785408), (8, 2365880), (10, 1892704), (11, 1720640), (16, 1182940), (19, 996160), (20, 946352), (22, 860320), (32, 591470), (38, 498080), (40, 473176), (44, 430160), (55, 344128), (64, 295735), (76, 249040), (80, 236588), (88, 215080), (95, 199232), (110, 172064), (152, 124520), (160, 118294), (176, 107540), (190, 99616), (209, 90560), (220, 86032), (283, 66880), (304, 62260), (320, 59147), (352, 53770), (380, 49808), (418, 45280), (440, 43016), (566, 33440), (608, 31130), (704, 26885), (760, 24904), (836, 22640), (880, 21508), (1045, 18112), (1132, 16720), (1216, 15565), (1415, 13376), (1520, 12452), (1672, 11320), (1760, 10754), (2090, 9056), (2264, 8360), (2830, 6688), (3040, 6226), (3113, 6080), (3344, 5660), (3520, 5377), (4180, 4528)]