251584340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1797031}}^1$

素因数の和:1797047

約数の個数: 24

約数和(自身を含む): 603802752

約数和(自身を除く): 352218412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1797031, 3594062, 7188124, 8985155, 12579217, 17970310, 25158434, 35940620, 50316868, 62896085, 125792170, 251584340]

約数ペア:

[(1, 251584340), (2, 125792170), (4, 62896085), (5, 50316868), (7, 35940620), (10, 25158434), (14, 17970310), (20, 12579217), (28, 8985155), (35, 7188124), (70, 3594062), (140, 1797031)]