20044890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{787}}^1$

素因数の和:1083

約数の個数: 48

約数和(自身を含む): 52367328

約数和(自身を除く): 32322438

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 283, 566, 787, 849, 1415, 1574, 1698, 2361, 2547, 2830, 3935, 4245, 4722, 5094, 7083, 7870, 8490, 11805, 12735, 14166, 23610, 25470, 35415, 70830, 222721, 445442, 668163, 1113605, 1336326, 2004489, 2227210, 3340815, 4008978, 6681630, 10022445, 20044890]

約数ペア:

[(1, 20044890), (2, 10022445), (3, 6681630), (5, 4008978), (6, 3340815), (9, 2227210), (10, 2004489), (15, 1336326), (18, 1113605), (30, 668163), (45, 445442), (90, 222721), (283, 70830), (566, 35415), (787, 25470), (849, 23610), (1415, 14166), (1574, 12735), (1698, 11805), (2361, 8490), (2547, 7870), (2830, 7083), (3935, 5094), (4245, 4722)]