5221120

素因数分解:

$2^8\times 5^1\times {\mathrm{4079}}^1$

素因数の和:4100

約数の個数: 36

約数和(自身を含む): 12509280

約数和(自身を除く): 7288160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 4079, 8158, 16316, 20395, 32632, 40790, 65264, 81580, 130528, 163160, 261056, 326320, 522112, 652640, 1044224, 1305280, 2610560, 5221120]

約数ペア:

[(1, 5221120), (2, 2610560), (4, 1305280), (5, 1044224), (8, 652640), (10, 522112), (16, 326320), (20, 261056), (32, 163160), (40, 130528), (64, 81580), (80, 65264), (128, 40790), (160, 32632), (256, 20395), (320, 16316), (640, 8158), (1280, 4079)]