40705864

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{241}}^1\times {\mathrm{491}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 78582240

約数和(自身を除く): 37876376

約数列:

[1, 2, 4, 8, 43, 86, 172, 241, 344, 482, 491, 964, 982, 1928, 1964, 3928, 10363, 20726, 21113, 41452, 42226, 82904, 84452, 118331, 168904, 236662, 473324, 946648, 5088233, 10176466, 20352932, 40705864]

約数ペア:

[(1, 40705864), (2, 20352932), (4, 10176466), (8, 5088233), (43, 946648), (86, 473324), (172, 236662), (241, 168904), (344, 118331), (482, 84452), (491, 82904), (964, 42226), (982, 41452), (1928, 21113), (1964, 20726), (3928, 10363)]