2981027020

素因数分解:

$2^2\times 5^1\times {\mathrm{4027}}^1\times {\mathrm{37013}}^1$

素因数の和:41049

約数の個数: 24

約数和(自身を含む): 6261880464

約数和(自身を除く): 3280853444

約数列:

[1, 2, 4, 5, 10, 20, 4027, 8054, 16108, 20135, 37013, 40270, 74026, 80540, 148052, 185065, 370130, 740260, 149051351, 298102702, 596205404, 745256755, 1490513510, 2981027020]

約数ペア:

[(1, 2981027020), (2, 1490513510), (4, 745256755), (5, 596205404), (10, 298102702), (20, 149051351), (4027, 740260), (8054, 370130), (16108, 185065), (20135, 148052), (37013, 80540), (40270, 74026)]