7819120

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2273}}^1$

素因数の和:2329

約数の個数: 40

約数和(自身を含む): 18610416

約数和(自身を除く): 10791296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 2273, 3440, 4546, 9092, 11365, 18184, 22730, 36368, 45460, 90920, 97739, 181840, 195478, 390956, 488695, 781912, 977390, 1563824, 1954780, 3909560, 7819120]

約数ペア:

[(1, 7819120), (2, 3909560), (4, 1954780), (5, 1563824), (8, 977390), (10, 781912), (16, 488695), (20, 390956), (40, 195478), (43, 181840), (80, 97739), (86, 90920), (172, 45460), (215, 36368), (344, 22730), (430, 18184), (688, 11365), (860, 9092), (1720, 4546), (2273, 3440)]