7615390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{269}}^1$

素因数の和:444

約数の個数: 32

約数和(自身を含む): 14580000

約数和(自身を除く): 6964610

約数列:

[1, 2, 5, 10, 19, 38, 95, 149, 190, 269, 298, 538, 745, 1345, 1490, 2690, 2831, 5111, 5662, 10222, 14155, 25555, 28310, 40081, 51110, 80162, 200405, 400810, 761539, 1523078, 3807695, 7615390]

約数ペア:

[(1, 7615390), (2, 3807695), (5, 1523078), (10, 761539), (19, 400810), (38, 200405), (95, 80162), (149, 51110), (190, 40081), (269, 28310), (298, 25555), (538, 14155), (745, 10222), (1345, 5662), (1490, 5111), (2690, 2831)]