7648020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{4721}}^1$

素因数の和:4742

約数の個数: 60

約数和(自身を含む): 23997204

約数和(自身を除く): 16349184

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 4721, 9442, 14163, 18884, 23605, 28326, 42489, 47210, 56652, 70815, 84978, 94420, 127467, 141630, 169956, 212445, 254934, 283260, 382401, 424890, 509868, 637335, 764802, 849780, 1274670, 1529604, 1912005, 2549340, 3824010, 7648020]

約数ペア:

[(1, 7648020), (2, 3824010), (3, 2549340), (4, 1912005), (5, 1529604), (6, 1274670), (9, 849780), (10, 764802), (12, 637335), (15, 509868), (18, 424890), (20, 382401), (27, 283260), (30, 254934), (36, 212445), (45, 169956), (54, 141630), (60, 127467), (81, 94420), (90, 84978), (108, 70815), (135, 56652), (162, 47210), (180, 42489), (270, 28326), (324, 23605), (405, 18884), (540, 14163), (810, 9442), (1620, 4721)]