20508270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7681}}^1$

素因数の和:7780

約数の個数: 32

約数和(自身を含む): 49779360

約数和(自身を除く): 29271090

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 89, 178, 267, 445, 534, 890, 1335, 2670, 7681, 15362, 23043, 38405, 46086, 76810, 115215, 230430, 683609, 1367218, 2050827, 3418045, 4101654, 6836090, 10254135, 20508270]

約数ペア:

[(1, 20508270), (2, 10254135), (3, 6836090), (5, 4101654), (6, 3418045), (10, 2050827), (15, 1367218), (30, 683609), (89, 230430), (178, 115215), (267, 76810), (445, 46086), (534, 38405), (890, 23043), (1335, 15362), (2670, 7681)]