2045012290

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2880299}}^1$

素因数の和:2880377

約数の個数: 16

約数和(自身を含む): 3732868800

約数和(自身を除く): 1687856510

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 2880299, 5760598, 14401495, 28802990, 204501229, 409002458, 1022506145, 2045012290]

約数ペア:

[(1, 2045012290), (2, 1022506145), (5, 409002458), (10, 204501229), (71, 28802990), (142, 14401495), (355, 5760598), (710, 2880299)]