1330606220

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{401}}^1\times {\mathrm{661}}^1$

素因数の和:1322

約数の個数: 48

約数和(自身を含む): 2816656416

約数和(自身を除く): 1486050196

約数列:

[1, 2, 4, 5, 10, 20, 251, 401, 502, 661, 802, 1004, 1255, 1322, 1604, 2005, 2510, 2644, 3305, 4010, 5020, 6610, 8020, 13220, 100651, 165911, 201302, 265061, 331822, 402604, 503255, 530122, 663644, 829555, 1006510, 1060244, 1325305, 1659110, 2013020, 2650610, 3318220, 5301220, 66530311, 133060622, 266121244, 332651555, 665303110, 1330606220]

約数ペア:

[(1, 1330606220), (2, 665303110), (4, 332651555), (5, 266121244), (10, 133060622), (20, 66530311), (251, 5301220), (401, 3318220), (502, 2650610), (661, 2013020), (802, 1659110), (1004, 1325305), (1255, 1060244), (1322, 1006510), (1604, 829555), (2005, 663644), (2510, 530122), (2644, 503255), (3305, 402604), (4010, 331822), (5020, 265061), (6610, 201302), (8020, 165911), (13220, 100651)]