2005018540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{14321561}}^1$

素因数の和:14321577

約数の個数: 24

約数和(自身を含む): 4812044832

約数和(自身を除く): 2807026292

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 14321561, 28643122, 57286244, 71607805, 100250927, 143215610, 200501854, 286431220, 401003708, 501254635, 1002509270, 2005018540]

約数ペア:

[(1, 2005018540), (2, 1002509270), (4, 501254635), (5, 401003708), (7, 286431220), (10, 200501854), (14, 143215610), (20, 100250927), (28, 71607805), (35, 57286244), (70, 28643122), (140, 14321561)]