1330576120

素因数分解:

$2^3\times 5^1\times {\mathrm{2789}}^1\times {\mathrm{11927}}^1$

素因数の和:14727

約数の個数: 32

約数和(自身を含む): 2995120800

約数和(自身を除く): 1664544680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2789, 5578, 11156, 11927, 13945, 22312, 23854, 27890, 47708, 55780, 59635, 95416, 111560, 119270, 238540, 477080, 33264403, 66528806, 133057612, 166322015, 266115224, 332644030, 665288060, 1330576120]

約数ペア:

[(1, 1330576120), (2, 665288060), (4, 332644030), (5, 266115224), (8, 166322015), (10, 133057612), (20, 66528806), (40, 33264403), (2789, 477080), (5578, 238540), (11156, 119270), (11927, 111560), (13945, 95416), (22312, 59635), (23854, 55780), (27890, 47708)]