202570820

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{64513}}^1$

素因数の和:64679

約数の個数: 24

約数和(自身を含む): 428114904

約数和(自身を除く): 225544084

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 64513, 129026, 258052, 322565, 645130, 1290260, 10128541, 20257082, 40514164, 50642705, 101285410, 202570820]

約数ペア:

[(1, 202570820), (2, 101285410), (4, 50642705), (5, 40514164), (10, 20257082), (20, 10128541), (157, 1290260), (314, 645130), (628, 322565), (785, 258052), (1570, 129026), (3140, 64513)]