11521340

素因数分解:

$2^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{1283}}^1$

素因数の和:1741

約数の個数: 24

約数和(自身を含む): 24267600

約数和(自身を除く): 12746260

約数列:

[1, 2, 4, 5, 10, 20, 449, 898, 1283, 1796, 2245, 2566, 4490, 5132, 6415, 8980, 12830, 25660, 576067, 1152134, 2304268, 2880335, 5760670, 11521340]

約数ペア:

[(1, 11521340), (2, 5760670), (4, 2880335), (5, 2304268), (10, 1152134), (20, 576067), (449, 25660), (898, 12830), (1283, 8980), (1796, 6415), (2245, 5132), (2566, 4490)]