17689760

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2$

素因数の和:91

約数の個数: 144

約数和(自身を含む): 50168160

約数和(自身を除く): 32478400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 23, 32, 38, 40, 44, 46, 55, 76, 80, 88, 92, 95, 110, 115, 152, 160, 176, 184, 190, 209, 220, 230, 253, 304, 352, 368, 380, 418, 437, 440, 460, 506, 529, 608, 736, 760, 836, 874, 880, 920, 1012, 1045, 1058, 1265, 1520, 1672, 1748, 1760, 1840, 2024, 2090, 2116, 2185, 2530, 2645, 3040, 3344, 3496, 3680, 4048, 4180, 4232, 4370, 4807, 5060, 5290, 5819, 6688, 6992, 8096, 8360, 8464, 8740, 9614, 10051, 10120, 10580, 11638, 13984, 16720, 16928, 17480, 19228, 20102, 20240, 21160, 23276, 24035, 29095, 33440, 34960, 38456, 40204, 40480, 42320, 46552, 48070, 50255, 58190, 69920, 76912, 80408, 84640, 93104, 96140, 100510, 110561, 116380, 153824, 160816, 186208, 192280, 201020, 221122, 232760, 321632, 384560, 402040, 442244, 465520, 552805, 769120, 804080, 884488, 931040, 1105610, 1608160, 1768976, 2211220, 3537952, 4422440, 8844880, 17689760]

約数ペア:

[(1, 17689760), (2, 8844880), (4, 4422440), (5, 3537952), (8, 2211220), (10, 1768976), (11, 1608160), (16, 1105610), (19, 931040), (20, 884488), (22, 804080), (23, 769120), (32, 552805), (38, 465520), (40, 442244), (44, 402040), (46, 384560), (55, 321632), (76, 232760), (80, 221122), (88, 201020), (92, 192280), (95, 186208), (110, 160816), (115, 153824), (152, 116380), (160, 110561), (176, 100510), (184, 96140), (190, 93104), (209, 84640), (220, 80408), (230, 76912), (253, 69920), (304, 58190), (352, 50255), (368, 48070), (380, 46552), (418, 42320), (437, 40480), (440, 40204), (460, 38456), (506, 34960), (529, 33440), (608, 29095), (736, 24035), (760, 23276), (836, 21160), (874, 20240), (880, 20102), (920, 19228), (1012, 17480), (1045, 16928), (1058, 16720), (1265, 13984), (1520, 11638), (1672, 10580), (1748, 10120), (1760, 10051), (1840, 9614), (2024, 8740), (2090, 8464), (2116, 8360), (2185, 8096), (2530, 6992), (2645, 6688), (3040, 5819), (3344, 5290), (3496, 5060), (3680, 4807), (4048, 4370), (4180, 4232)]