38846990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{42689}}^1$

素因数の和:42716

約数の個数: 32

約数和(自身を含む): 86063040

約数和(自身を除く): 47216050

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 42689, 85378, 213445, 298823, 426890, 554957, 597646, 1109914, 1494115, 2774785, 2988230, 3884699, 5549570, 7769398, 19423495, 38846990]

約数ペア:

[(1, 38846990), (2, 19423495), (5, 7769398), (7, 5549570), (10, 3884699), (13, 2988230), (14, 2774785), (26, 1494115), (35, 1109914), (65, 597646), (70, 554957), (91, 426890), (130, 298823), (182, 213445), (455, 85378), (910, 42689)]