148191640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{194989}}^1$

素因数の和:195019

約数の個数: 32

約数和(自身を含む): 350982000

約数和(自身を除く): 202790360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 194989, 389978, 779956, 974945, 1559912, 1949890, 3704791, 3899780, 7409582, 7799560, 14819164, 18523955, 29638328, 37047910, 74095820, 148191640]

約数ペア:

[(1, 148191640), (2, 74095820), (4, 37047910), (5, 29638328), (8, 18523955), (10, 14819164), (19, 7799560), (20, 7409582), (38, 3899780), (40, 3704791), (76, 1949890), (95, 1559912), (152, 974945), (190, 779956), (380, 389978), (760, 194989)]