84857140

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{18691}}^1$

素因数の和:18927

約数の個数: 24

約数和(自身を含む): 178994592

約数和(自身を除く): 94137452

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 908, 1135, 2270, 4540, 18691, 37382, 74764, 93455, 186910, 373820, 4242857, 8485714, 16971428, 21214285, 42428570, 84857140]

約数ペア:

[(1, 84857140), (2, 42428570), (4, 21214285), (5, 16971428), (10, 8485714), (20, 4242857), (227, 373820), (454, 186910), (908, 93455), (1135, 74764), (2270, 37382), (4540, 18691)]