40448738

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{467}}^1$

素因数の和:638

約数の個数: 32

約数和(自身を含む): 69009408

約数和(自身を除く): 28560670

約数列:

[1, 2, 11, 22, 31, 62, 127, 254, 341, 467, 682, 934, 1397, 2794, 3937, 5137, 7874, 10274, 14477, 28954, 43307, 59309, 86614, 118618, 159247, 318494, 652399, 1304798, 1838579, 3677158, 20224369, 40448738]

約数ペア:

[(1, 40448738), (2, 20224369), (11, 3677158), (22, 1838579), (31, 1304798), (62, 652399), (127, 318494), (254, 159247), (341, 118618), (467, 86614), (682, 59309), (934, 43307), (1397, 28954), (2794, 14477), (3937, 10274), (5137, 7874)]