19122560

素因数分解:

$2^7\times 5^1\times {\mathrm{29879}}^1$

素因数の和:29898

約数の個数: 32

約数和(自身を含む): 45716400

約数和(自身を除く): 26593840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 29879, 59758, 119516, 149395, 239032, 298790, 478064, 597580, 956128, 1195160, 1912256, 2390320, 3824512, 4780640, 9561280, 19122560]

約数ペア:

[(1, 19122560), (2, 9561280), (4, 4780640), (5, 3824512), (8, 2390320), (10, 1912256), (16, 1195160), (20, 956128), (32, 597580), (40, 478064), (64, 298790), (80, 239032), (128, 149395), (160, 119516), (320, 59758), (640, 29879)]