1982078980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{337}}^1\times {\mathrm{977}}^1$

素因数の和:1373

約数の個数: 96

約数和(自身を含む): 4887058176

約数和(自身を除く): 2904979196

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 337, 430, 602, 674, 860, 977, 1204, 1348, 1505, 1685, 1954, 2359, 3010, 3370, 3908, 4718, 4885, 6020, 6740, 6839, 9436, 9770, 11795, 13678, 14491, 19540, 23590, 27356, 28982, 34195, 42011, 47180, 57964, 68390, 72455, 84022, 101437, 136780, 144910, 168044, 202874, 210055, 289820, 294077, 329249, 405748, 420110, 507185, 588154, 658498, 840220, 1014370, 1176308, 1316996, 1470385, 1646245, 2028740, 2304743, 2940770, 3292490, 4609486, 5881540, 6584980, 9218972, 11523715, 14157707, 23047430, 28315414, 46094860, 56630828, 70788535, 99103949, 141577070, 198207898, 283154140, 396415796, 495519745, 991039490, 1982078980]

約数ペア:

[(1, 1982078980), (2, 991039490), (4, 495519745), (5, 396415796), (7, 283154140), (10, 198207898), (14, 141577070), (20, 99103949), (28, 70788535), (35, 56630828), (43, 46094860), (70, 28315414), (86, 23047430), (140, 14157707), (172, 11523715), (215, 9218972), (301, 6584980), (337, 5881540), (430, 4609486), (602, 3292490), (674, 2940770), (860, 2304743), (977, 2028740), (1204, 1646245), (1348, 1470385), (1505, 1316996), (1685, 1176308), (1954, 1014370), (2359, 840220), (3010, 658498), (3370, 588154), (3908, 507185), (4718, 420110), (4885, 405748), (6020, 329249), (6740, 294077), (6839, 289820), (9436, 210055), (9770, 202874), (11795, 168044), (13678, 144910), (14491, 136780), (19540, 101437), (23590, 84022), (27356, 72455), (28982, 68390), (34195, 57964), (42011, 47180)]