13234840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19463}}^1$

素因数の和:19491

約数の個数: 32

約数和(自身を含む): 31531680

約数和(自身を除く): 18296840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 19463, 38926, 77852, 97315, 155704, 194630, 330871, 389260, 661742, 778520, 1323484, 1654355, 2646968, 3308710, 6617420, 13234840]

約数ペア:

[(1, 13234840), (2, 6617420), (4, 3308710), (5, 2646968), (8, 1654355), (10, 1323484), (17, 778520), (20, 661742), (34, 389260), (40, 330871), (68, 194630), (85, 155704), (136, 97315), (170, 77852), (340, 38926), (680, 19463)]