25955858020

素因数分解:

$2^2\times 5^1\times {\mathrm{1031}}^1\times {\mathrm{1258771}}^1$

素因数の和:1259811

約数の個数: 24

約数和(自身を含む): 54560213568

約数和(自身を除く): 28604355548

約数列:

[1, 2, 4, 5, 10, 20, 1031, 2062, 4124, 5155, 10310, 20620, 1258771, 2517542, 5035084, 6293855, 12587710, 25175420, 1297792901, 2595585802, 5191171604, 6488964505, 12977929010, 25955858020]

約数ペア:

[(1, 25955858020), (2, 12977929010), (4, 6488964505), (5, 5191171604), (10, 2595585802), (20, 1297792901), (1031, 25175420), (2062, 12587710), (4124, 6293855), (5155, 5035084), (10310, 2517542), (20620, 1258771)]