861004070

素因数分解:

$2^1\times 5^1\times {\mathrm{1801}}^1\times {\mathrm{47807}}^1$

素因数の和:49615

約数の個数: 16

約数和(自身を含む): 1550700288

約数和(自身を除く): 689696218

約数列:

[1, 2, 5, 10, 1801, 3602, 9005, 18010, 47807, 95614, 239035, 478070, 86100407, 172200814, 430502035, 861004070]

約数ペア:

[(1, 861004070), (2, 430502035), (5, 172200814), (10, 86100407), (1801, 478070), (3602, 239035), (9005, 95614), (18010, 47807)]