20154560

素因数分解:

$2^6\times 5^1\times {\mathrm{62983}}^1$

素因数の和:63000

約数の個数: 28

約数和(自身を含む): 47993808

約数和(自身を除く): 27839248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 62983, 125966, 251932, 314915, 503864, 629830, 1007728, 1259660, 2015456, 2519320, 4030912, 5038640, 10077280, 20154560]

約数ペア:

[(1, 20154560), (2, 10077280), (4, 5038640), (5, 4030912), (8, 2519320), (10, 2015456), (16, 1259660), (20, 1007728), (32, 629830), (40, 503864), (64, 314915), (80, 251932), (160, 125966), (320, 62983)]