888900340

素因数分解:

$2^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{69337}}^1$

素因数の和:69987

約数の個数: 24

約数和(自身を含む): 1869629832

約数和(自身を除く): 980729492

約数列:

[1, 2, 4, 5, 10, 20, 641, 1282, 2564, 3205, 6410, 12820, 69337, 138674, 277348, 346685, 693370, 1386740, 44445017, 88890034, 177780068, 222225085, 444450170, 888900340]

約数ペア:

[(1, 888900340), (2, 444450170), (4, 222225085), (5, 177780068), (10, 88890034), (20, 44445017), (641, 1386740), (1282, 693370), (2564, 346685), (3205, 277348), (6410, 138674), (12820, 69337)]