26004020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2087}}^1$

素因数の和:2192

約数の個数: 48

約数和(自身を含む): 63141120

約数和(自身を除く): 37137100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1780, 2087, 2492, 3115, 4174, 6230, 8348, 10435, 12460, 14609, 20870, 29218, 41740, 58436, 73045, 146090, 185743, 292180, 371486, 742972, 928715, 1300201, 1857430, 2600402, 3714860, 5200804, 6501005, 13002010, 26004020]

約数ペア:

[(1, 26004020), (2, 13002010), (4, 6501005), (5, 5200804), (7, 3714860), (10, 2600402), (14, 1857430), (20, 1300201), (28, 928715), (35, 742972), (70, 371486), (89, 292180), (140, 185743), (178, 146090), (356, 73045), (445, 58436), (623, 41740), (890, 29218), (1246, 20870), (1780, 14609), (2087, 12460), (2492, 10435), (3115, 8348), (4174, 6230)]