40184290

素因数分解:

$2^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{6269}}^1$

素因数の和:6917

約数の個数: 16

約数和(自身を含む): 72456120

約数和(自身を除く): 32271830

約数列:

[1, 2, 5, 10, 641, 1282, 3205, 6269, 6410, 12538, 31345, 62690, 4018429, 8036858, 20092145, 40184290]

約数ペア:

[(1, 40184290), (2, 20092145), (5, 8036858), (10, 4018429), (641, 62690), (1282, 31345), (3205, 12538), (6269, 6410)]