40908380

素因数分解:

$2^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{10709}}^1$

素因数の和:10909

約数の個数: 24

約数和(自身を含む): 86365440

約数和(自身を除く): 45457060

約数列:

[1, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820, 10709, 21418, 42836, 53545, 107090, 214180, 2045419, 4090838, 8181676, 10227095, 20454190, 40908380]

約数ペア:

[(1, 40908380), (2, 20454190), (4, 10227095), (5, 8181676), (10, 4090838), (20, 2045419), (191, 214180), (382, 107090), (764, 53545), (955, 42836), (1910, 21418), (3820, 10709)]