31534240

素因数分解:

$2^5\times 5^1\times {\mathrm{197089}}^1$

素因数の和:197104

約数の個数: 24

約数和(自身を含む): 74500020

約数和(自身を除く): 42965780

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 197089, 394178, 788356, 985445, 1576712, 1970890, 3153424, 3941780, 6306848, 7883560, 15767120, 31534240]

約数ペア:

[(1, 31534240), (2, 15767120), (4, 7883560), (5, 6306848), (8, 3941780), (10, 3153424), (16, 1970890), (20, 1576712), (32, 985445), (40, 788356), (80, 394178), (160, 197089)]