4788640

素因数分解:

$2^5\times 5^1\times {\mathrm{173}}^2$

素因数の和:361

約数の個数: 36

約数和(自身を含む): 11378934

約数和(自身を除く): 6590294

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 173, 346, 692, 865, 1384, 1730, 2768, 3460, 5536, 6920, 13840, 27680, 29929, 59858, 119716, 149645, 239432, 299290, 478864, 598580, 957728, 1197160, 2394320, 4788640]

約数ペア:

[(1, 4788640), (2, 2394320), (4, 1197160), (5, 957728), (8, 598580), (10, 478864), (16, 299290), (20, 239432), (32, 149645), (40, 119716), (80, 59858), (160, 29929), (173, 27680), (346, 13840), (692, 6920), (865, 5536), (1384, 3460), (1730, 2768)]