42638870

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1\times {\mathrm{353}}^1$

素因数の和:664

約数の個数: 32

約数和(自身を含む): 78910848

約数和(自身を除く): 36271978

約数列:

[1, 2, 5, 10, 47, 94, 235, 257, 353, 470, 514, 706, 1285, 1765, 2570, 3530, 12079, 16591, 24158, 33182, 60395, 82955, 90721, 120790, 165910, 181442, 453605, 907210, 4263887, 8527774, 21319435, 42638870]

約数ペア:

[(1, 42638870), (2, 21319435), (5, 8527774), (10, 4263887), (47, 907210), (94, 453605), (235, 181442), (257, 165910), (353, 120790), (470, 90721), (514, 82955), (706, 60395), (1285, 33182), (1765, 24158), (2570, 16591), (3530, 12079)]