7851890

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{11059}}^1$

素因数の和:11137

約数の個数: 16

約数和(自身を含む): 14333760

約数和(自身を除く): 6481870

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 11059, 22118, 55295, 110590, 785189, 1570378, 3925945, 7851890]

約数ペア:

[(1, 7851890), (2, 3925945), (5, 1570378), (10, 785189), (71, 110590), (142, 55295), (355, 22118), (710, 11059)]