2017309520

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{463}}^1\times {\mathrm{509}}^1$

素因数の和:1092

約数の個数: 80

約数和(自身を含む): 4753624320

約数和(自身を除く): 2736314800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 214, 428, 463, 509, 535, 856, 926, 1018, 1070, 1712, 1852, 2036, 2140, 2315, 2545, 3704, 4072, 4280, 4630, 5090, 7408, 8144, 8560, 9260, 10180, 18520, 20360, 37040, 40720, 49541, 54463, 99082, 108926, 198164, 217852, 235667, 247705, 272315, 396328, 435704, 471334, 495410, 544630, 792656, 871408, 942668, 990820, 1089260, 1178335, 1885336, 1981640, 2178520, 2356670, 3770672, 3963280, 4357040, 4713340, 9426680, 18853360, 25216369, 50432738, 100865476, 126081845, 201730952, 252163690, 403461904, 504327380, 1008654760, 2017309520]

約数ペア:

[(1, 2017309520), (2, 1008654760), (4, 504327380), (5, 403461904), (8, 252163690), (10, 201730952), (16, 126081845), (20, 100865476), (40, 50432738), (80, 25216369), (107, 18853360), (214, 9426680), (428, 4713340), (463, 4357040), (509, 3963280), (535, 3770672), (856, 2356670), (926, 2178520), (1018, 1981640), (1070, 1885336), (1712, 1178335), (1852, 1089260), (2036, 990820), (2140, 942668), (2315, 871408), (2545, 792656), (3704, 544630), (4072, 495410), (4280, 471334), (4630, 435704), (5090, 396328), (7408, 272315), (8144, 247705), (8560, 235667), (9260, 217852), (10180, 198164), (18520, 108926), (20360, 99082), (37040, 54463), (40720, 49541)]