2446990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2689}}^1$

素因数の和:2716

約数の個数: 32

約数和(自身を含む): 5423040

約数和(自身を除く): 2976050

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 2689, 5378, 13445, 18823, 26890, 34957, 37646, 69914, 94115, 174785, 188230, 244699, 349570, 489398, 1223495, 2446990]

約数ペア:

[(1, 2446990), (2, 1223495), (5, 489398), (7, 349570), (10, 244699), (13, 188230), (14, 174785), (26, 94115), (35, 69914), (65, 37646), (70, 34957), (91, 26890), (130, 18823), (182, 13445), (455, 5378), (910, 2689)]