38890760

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{3167}}^1$

素因数の和:3485

約数の個数: 32

約数和(自身を含む): 87816960

約数和(自身を除く): 48926200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1535, 2456, 3070, 3167, 6140, 6334, 12280, 12668, 15835, 25336, 31670, 63340, 126680, 972269, 1944538, 3889076, 4861345, 7778152, 9722690, 19445380, 38890760]

約数ペア:

[(1, 38890760), (2, 19445380), (4, 9722690), (5, 7778152), (8, 4861345), (10, 3889076), (20, 1944538), (40, 972269), (307, 126680), (614, 63340), (1228, 31670), (1535, 25336), (2456, 15835), (3070, 12668), (3167, 12280), (6140, 6334)]