1902984660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{257857}}^1$

素因数の和:257913

約数の個数: 72

約数和(自身を含む): 5913199656

約数和(自身を除く): 4010214996

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 180, 205, 246, 369, 410, 492, 615, 738, 820, 1230, 1476, 1845, 2460, 3690, 7380, 257857, 515714, 773571, 1031428, 1289285, 1547142, 2320713, 2578570, 3094284, 3867855, 4641426, 5157140, 7735710, 9282852, 10572137, 11603565, 15471420, 21144274, 23207130, 31716411, 42288548, 46414260, 52860685, 63432822, 95149233, 105721370, 126865644, 158582055, 190298466, 211442740, 317164110, 380596932, 475746165, 634328220, 951492330, 1902984660]

約数ペア:

[(1, 1902984660), (2, 951492330), (3, 634328220), (4, 475746165), (5, 380596932), (6, 317164110), (9, 211442740), (10, 190298466), (12, 158582055), (15, 126865644), (18, 105721370), (20, 95149233), (30, 63432822), (36, 52860685), (41, 46414260), (45, 42288548), (60, 31716411), (82, 23207130), (90, 21144274), (123, 15471420), (164, 11603565), (180, 10572137), (205, 9282852), (246, 7735710), (369, 5157140), (410, 4641426), (492, 3867855), (615, 3094284), (738, 2578570), (820, 2320713), (1230, 1547142), (1476, 1289285), (1845, 1031428), (2460, 773571), (3690, 515714), (7380, 257857)]