8140228210

素因数分解:

$2^1\times 5^1\times {\mathrm{2131}}^1\times {\mathrm{381991}}^1$

素因数の和:384129

約数の個数: 16

約数和(自身を含む): 14659324992

約数和(自身を除く): 6519096782

約数列:

[1, 2, 5, 10, 2131, 4262, 10655, 21310, 381991, 763982, 1909955, 3819910, 814022821, 1628045642, 4070114105, 8140228210]

約数ペア:

[(1, 8140228210), (2, 4070114105), (5, 1628045642), (10, 814022821), (2131, 3819910), (4262, 1909955), (10655, 763982), (21310, 381991)]