20144097800

素因数分解:

$2^3\times 5^2\times {\mathrm{1109}}^1\times {\mathrm{90821}}^1$

素因数の和:91946

約数の個数: 48

約数和(自身を含む): 46877775300

約数和(自身を除く): 26733677500

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 1109, 2218, 4436, 5545, 8872, 11090, 22180, 27725, 44360, 55450, 90821, 110900, 181642, 221800, 363284, 454105, 726568, 908210, 1816420, 2270525, 3632840, 4541050, 9082100, 18164200, 100720489, 201440978, 402881956, 503602445, 805763912, 1007204890, 2014409780, 2518012225, 4028819560, 5036024450, 10072048900, 20144097800]

約数ペア:

[(1, 20144097800), (2, 10072048900), (4, 5036024450), (5, 4028819560), (8, 2518012225), (10, 2014409780), (20, 1007204890), (25, 805763912), (40, 503602445), (50, 402881956), (100, 201440978), (200, 100720489), (1109, 18164200), (2218, 9082100), (4436, 4541050), (5545, 3632840), (8872, 2270525), (11090, 1816420), (22180, 908210), (27725, 726568), (44360, 454105), (55450, 363284), (90821, 221800), (110900, 181642)]