1640384630

素因数分解:

$2^1\times 5^1\times {\mathrm{1153}}^1\times {\mathrm{142271}}^1$

素因数の和:143431

約数の個数: 16

約数和(自身を含む): 2955273984

約数和(自身を除く): 1314889354

約数列:

[1, 2, 5, 10, 1153, 2306, 5765, 11530, 142271, 284542, 711355, 1422710, 164038463, 328076926, 820192315, 1640384630]

約数ペア:

[(1, 1640384630), (2, 820192315), (5, 328076926), (10, 164038463), (1153, 1422710), (2306, 711355), (5765, 284542), (11530, 142271)]