8765890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1291}}^1$

素因数の和:1402

約数の個数: 32

約数和(自身を含む): 18232704

約数和(自身を除く): 9466814

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 97, 194, 485, 679, 970, 1291, 1358, 2582, 3395, 6455, 6790, 9037, 12910, 18074, 45185, 90370, 125227, 250454, 626135, 876589, 1252270, 1753178, 4382945, 8765890]

約数ペア:

[(1, 8765890), (2, 4382945), (5, 1753178), (7, 1252270), (10, 876589), (14, 626135), (35, 250454), (70, 125227), (97, 90370), (194, 45185), (485, 18074), (679, 12910), (970, 9037), (1291, 6790), (1358, 6455), (2582, 3395)]