1272515890

素因数分解:

$2^1\times 5^1\times {\mathrm{7841}}^1\times {\mathrm{16229}}^1$

素因数の和:24077

約数の個数: 16

約数和(自身を含む): 2290961880

約数和(自身を除く): 1018445990

約数列:

[1, 2, 5, 10, 7841, 15682, 16229, 32458, 39205, 78410, 81145, 162290, 127251589, 254503178, 636257945, 1272515890]

約数ペア:

[(1, 1272515890), (2, 636257945), (5, 254503178), (10, 127251589), (7841, 162290), (15682, 81145), (16229, 78410), (32458, 39205)]