2780451290

素因数分解:

$2^1\times 5^1\times {\mathrm{2909}}^1\times {\mathrm{95581}}^1$

素因数の和:98497

約数の個数: 16

約数和(自身を含む): 5006585160

約数和(自身を除く): 2226133870

約数列:

[1, 2, 5, 10, 2909, 5818, 14545, 29090, 95581, 191162, 477905, 955810, 278045129, 556090258, 1390225645, 2780451290]

約数ペア:

[(1, 2780451290), (2, 1390225645), (5, 556090258), (10, 278045129), (2909, 955810), (5818, 477905), (14545, 191162), (29090, 95581)]