202152820

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{337}}^2$

素因数の和:772

約数の個数: 36

約数和(自身を含む): 430568460

約数和(自身を除く): 228415640

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 337, 356, 445, 674, 890, 1348, 1685, 1780, 3370, 6740, 29993, 59986, 113569, 119972, 149965, 227138, 299930, 454276, 567845, 599860, 1135690, 2271380, 10107641, 20215282, 40430564, 50538205, 101076410, 202152820]

約数ペア:

[(1, 202152820), (2, 101076410), (4, 50538205), (5, 40430564), (10, 20215282), (20, 10107641), (89, 2271380), (178, 1135690), (337, 599860), (356, 567845), (445, 454276), (674, 299930), (890, 227138), (1348, 149965), (1685, 119972), (1780, 113569), (3370, 59986), (6740, 29993)]