17911300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{857}}^1$

素因数の和:901

約数の個数: 72

約数和(自身を含む): 44684640

約数和(自身を除く): 26773340

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 190, 209, 220, 275, 380, 418, 475, 550, 836, 857, 950, 1045, 1100, 1714, 1900, 2090, 3428, 4180, 4285, 5225, 8570, 9427, 10450, 16283, 17140, 18854, 20900, 21425, 32566, 37708, 42850, 47135, 65132, 81415, 85700, 94270, 162830, 179113, 188540, 235675, 325660, 358226, 407075, 471350, 716452, 814150, 895565, 942700, 1628300, 1791130, 3582260, 4477825, 8955650, 17911300]

約数ペア:

[(1, 17911300), (2, 8955650), (4, 4477825), (5, 3582260), (10, 1791130), (11, 1628300), (19, 942700), (20, 895565), (22, 814150), (25, 716452), (38, 471350), (44, 407075), (50, 358226), (55, 325660), (76, 235675), (95, 188540), (100, 179113), (110, 162830), (190, 94270), (209, 85700), (220, 81415), (275, 65132), (380, 47135), (418, 42850), (475, 37708), (550, 32566), (836, 21425), (857, 20900), (950, 18854), (1045, 17140), (1100, 16283), (1714, 10450), (1900, 9427), (2090, 8570), (3428, 5225), (4180, 4285)]