20584580

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{27817}}^1$

素因数の和:27863

約数の個数: 24

約数和(自身を含む): 44397528

約数和(自身を除く): 23812948

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 27817, 55634, 111268, 139085, 278170, 556340, 1029229, 2058458, 4116916, 5146145, 10292290, 20584580]

約数ペア:

[(1, 20584580), (2, 10292290), (4, 5146145), (5, 4116916), (10, 2058458), (20, 1029229), (37, 556340), (74, 278170), (148, 139085), (185, 111268), (370, 55634), (740, 27817)]