12020785

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 17729280

約数和(自身を除く): 5708495

約数列:

[1, 5, 7, 17, 35, 85, 89, 119, 227, 445, 595, 623, 1135, 1513, 1589, 3115, 3859, 7565, 7945, 10591, 19295, 20203, 27013, 52955, 101015, 135065, 141421, 343451, 707105, 1717255, 2404157, 12020785]

約数ペア:

[(1, 12020785), (5, 2404157), (7, 1717255), (17, 707105), (35, 343451), (85, 141421), (89, 135065), (119, 101015), (227, 52955), (445, 27013), (595, 20203), (623, 19295), (1135, 10591), (1513, 7945), (1589, 7565), (3115, 3859)]