140406872

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{1931}}^1$

素因数の和:2147

約数の個数: 32

約数和(自身を含む): 269514000

約数和(自身を除く): 129107128

約数列:

[1, 2, 4, 8, 61, 122, 149, 244, 298, 488, 596, 1192, 1931, 3862, 7724, 9089, 15448, 18178, 36356, 72712, 117791, 235582, 287719, 471164, 575438, 942328, 1150876, 2301752, 17550859, 35101718, 70203436, 140406872]

約数ペア:

[(1, 140406872), (2, 70203436), (4, 35101718), (8, 17550859), (61, 2301752), (122, 1150876), (149, 942328), (244, 575438), (298, 471164), (488, 287719), (596, 235582), (1192, 117791), (1931, 72712), (3862, 36356), (7724, 18178), (9089, 15448)]