20943210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{17027}}^1$

素因数の和:17078

約数の個数: 32

約数和(自身を含む): 51492672

約数和(自身を除く): 30549462

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 410, 615, 1230, 17027, 34054, 51081, 85135, 102162, 170270, 255405, 510810, 698107, 1396214, 2094321, 3490535, 4188642, 6981070, 10471605, 20943210]

約数ペア:

[(1, 20943210), (2, 10471605), (3, 6981070), (5, 4188642), (6, 3490535), (10, 2094321), (15, 1396214), (30, 698107), (41, 510810), (82, 255405), (123, 170270), (205, 102162), (246, 85135), (410, 51081), (615, 34054), (1230, 17027)]