196149440

素因数分解:

$2^6\times 5^1\times {\mathrm{612967}}^1$

素因数の和:612984

約数の個数: 28

約数和(自身を含む): 467081616

約数和(自身を除く): 270932176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 612967, 1225934, 2451868, 3064835, 4903736, 6129670, 9807472, 12259340, 19614944, 24518680, 39229888, 49037360, 98074720, 196149440]

約数ペア:

[(1, 196149440), (2, 98074720), (4, 49037360), (5, 39229888), (8, 24518680), (10, 19614944), (16, 12259340), (20, 9807472), (32, 6129670), (40, 4903736), (64, 3064835), (80, 2451868), (160, 1225934), (320, 612967)]