17971840

素因数分解:

$2^7\times 5^1\times {\mathrm{28081}}^1$

素因数の和:28100

約数の個数: 32

約数和(自身を含む): 42965460

約数和(自身を除く): 24993620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 28081, 56162, 112324, 140405, 224648, 280810, 449296, 561620, 898592, 1123240, 1797184, 2246480, 3594368, 4492960, 8985920, 17971840]

約数ペア:

[(1, 17971840), (2, 8985920), (4, 4492960), (5, 3594368), (8, 2246480), (10, 1797184), (16, 1123240), (20, 898592), (32, 561620), (40, 449296), (64, 280810), (80, 224648), (128, 140405), (160, 112324), (320, 56162), (640, 28081)]