17985642880

素因数分解:

$2^7\times 5^1\times {\mathrm{28102567}}^1$

素因数の和:28102586

約数の個数: 32

約数和(自身を含む): 42996929040

約数和(自身を除く): 25011286160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 28102567, 56205134, 112410268, 140512835, 224820536, 281025670, 449641072, 562051340, 899282144, 1124102680, 1798564288, 2248205360, 3597128576, 4496410720, 8992821440, 17985642880]

約数ペア:

[(1, 17985642880), (2, 8992821440), (4, 4496410720), (5, 3597128576), (8, 2248205360), (10, 1798564288), (16, 1124102680), (20, 899282144), (32, 562051340), (40, 449641072), (64, 281025670), (80, 224820536), (128, 140512835), (160, 112410268), (320, 56205134), (640, 28102567)]