890640772

素因数分解:

$2^2\times 7^1\times {\mathrm{557}}^1\times {\mathrm{57107}}^1$

素因数の和:57675

約数の個数: 24

約数和(自身を含む): 1784510784

約数和(自身を除く): 893870012

約数列:

[1, 2, 4, 7, 14, 28, 557, 1114, 2228, 3899, 7798, 15596, 57107, 114214, 228428, 399749, 799498, 1598996, 31808599, 63617198, 127234396, 222660193, 445320386, 890640772]

約数ペア:

[(1, 890640772), (2, 445320386), (4, 222660193), (7, 127234396), (14, 63617198), (28, 31808599), (557, 1598996), (1114, 799498), (2228, 399749), (3899, 228428), (7798, 114214), (15596, 57107)]