69368380

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{38971}}^1$

素因数の和:39069

約数の個数: 24

約数和(自身を含む): 147314160

約数和(自身を除く): 77945780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 38971, 77942, 155884, 194855, 389710, 779420, 3468419, 6936838, 13873676, 17342095, 34684190, 69368380]

約数ペア:

[(1, 69368380), (2, 34684190), (4, 17342095), (5, 13873676), (10, 6936838), (20, 3468419), (89, 779420), (178, 389710), (356, 194855), (445, 155884), (890, 77942), (1780, 38971)]