20104400

素因数分解:

$2^4\times 5^2\times {\mathrm{50261}}^1$

素因数の和:50279

約数の個数: 30

約数和(自身を含む): 48301782

約数和(自身を除く): 28197382

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 50261, 100522, 201044, 251305, 402088, 502610, 804176, 1005220, 1256525, 2010440, 2513050, 4020880, 5026100, 10052200, 20104400]

約数ペア:

[(1, 20104400), (2, 10052200), (4, 5026100), (5, 4020880), (8, 2513050), (10, 2010440), (16, 1256525), (20, 1005220), (25, 804176), (40, 502610), (50, 402088), (80, 251305), (100, 201044), (200, 100522), (400, 50261)]