19962560

素因数分解:

$2^6\times 5^1\times {\mathrm{62383}}^1$

素因数の和:62400

約数の個数: 28

約数和(自身を含む): 47536608

約数和(自身を除く): 27574048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 62383, 124766, 249532, 311915, 499064, 623830, 998128, 1247660, 1996256, 2495320, 3992512, 4990640, 9981280, 19962560]

約数ペア:

[(1, 19962560), (2, 9981280), (4, 4990640), (5, 3992512), (8, 2495320), (10, 1996256), (16, 1247660), (20, 998128), (32, 623830), (40, 499064), (64, 311915), (80, 249532), (160, 124766), (320, 62383)]