12949120

素因数分解:

$2^7\times 5^1\times {\mathrm{20233}}^1$

素因数の和:20252

約数の個数: 32

約数和(自身を含む): 30958020

約数和(自身を除く): 18008900

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 20233, 40466, 80932, 101165, 161864, 202330, 323728, 404660, 647456, 809320, 1294912, 1618640, 2589824, 3237280, 6474560, 12949120]

約数ペア:

[(1, 12949120), (2, 6474560), (4, 3237280), (5, 2589824), (8, 1618640), (10, 1294912), (16, 809320), (20, 647456), (32, 404660), (40, 323728), (64, 202330), (80, 161864), (128, 101165), (160, 80932), (320, 40466), (640, 20233)]