7890560

素因数分解:

$2^7\times 5^1\times {\mathrm{12329}}^1$

素因数の和:12348

約数の個数: 32

約数和(自身を含む): 18864900

約数和(自身を除く): 10974340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 12329, 24658, 49316, 61645, 98632, 123290, 197264, 246580, 394528, 493160, 789056, 986320, 1578112, 1972640, 3945280, 7890560]

約数ペア:

[(1, 7890560), (2, 3945280), (4, 1972640), (5, 1578112), (8, 986320), (10, 789056), (16, 493160), (20, 394528), (32, 246580), (40, 197264), (64, 123290), (80, 98632), (128, 61645), (160, 49316), (320, 24658), (640, 12329)]