31996520

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{11939}}^1$

素因数の和:12017

約数の個数: 32

約数和(自身を含む): 73072800

約数和(自身を除く): 41076280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 11939, 23878, 47756, 59695, 95512, 119390, 238780, 477560, 799913, 1599826, 3199652, 3999565, 6399304, 7999130, 15998260, 31996520]

約数ペア:

[(1, 31996520), (2, 15998260), (4, 7999130), (5, 6399304), (8, 3999565), (10, 3199652), (20, 1599826), (40, 799913), (67, 477560), (134, 238780), (268, 119390), (335, 95512), (536, 59695), (670, 47756), (1340, 23878), (2680, 11939)]