40809064

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{1223}}^1$

素因数の和:1369

約数の個数: 32

約数和(自身を含む): 79168320

約数和(自身を除く): 38359256

約数列:

[1, 2, 4, 8, 43, 86, 97, 172, 194, 344, 388, 776, 1223, 2446, 4171, 4892, 8342, 9784, 16684, 33368, 52589, 105178, 118631, 210356, 237262, 420712, 474524, 949048, 5101133, 10202266, 20404532, 40809064]

約数ペア:

[(1, 40809064), (2, 20404532), (4, 10202266), (8, 5101133), (43, 949048), (86, 474524), (97, 420712), (172, 237262), (194, 210356), (344, 118631), (388, 105178), (776, 52589), (1223, 33368), (2446, 16684), (4171, 9784), (4892, 8342)]