17985280

素因数分解:

$2^8\times 5^1\times {\mathrm{14051}}^1$

素因数の和:14072

約数の個数: 36

約数和(自身を含む): 43083432

約数和(自身を除く): 25098152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 14051, 28102, 56204, 70255, 112408, 140510, 224816, 281020, 449632, 562040, 899264, 1124080, 1798528, 2248160, 3597056, 4496320, 8992640, 17985280]

約数ペア:

[(1, 17985280), (2, 8992640), (4, 4496320), (5, 3597056), (8, 2248160), (10, 1798528), (16, 1124080), (20, 899264), (32, 562040), (40, 449632), (64, 281020), (80, 224816), (128, 140510), (160, 112408), (256, 70255), (320, 56204), (640, 28102), (1280, 14051)]