103400140

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{72817}}^1$

素因数の和:72897

約数の個数: 24

約数和(自身を含む): 220201632

約数和(自身を除く): 116801492

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 72817, 145634, 291268, 364085, 728170, 1456340, 5170007, 10340014, 20680028, 25850035, 51700070, 103400140]

約数ペア:

[(1, 103400140), (2, 51700070), (4, 25850035), (5, 20680028), (10, 10340014), (20, 5170007), (71, 1456340), (142, 728170), (284, 364085), (355, 291268), (710, 145634), (1420, 72817)]