19577300

素因数分解:

$2^2\times 5^2\times {\mathrm{137}}^1\times {\mathrm{1429}}^1$

素因数の和:1580

約数の個数: 36

約数和(自身を含む): 42822780

約数和(自身を除く): 23245480

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 137, 274, 548, 685, 1370, 1429, 2740, 2858, 3425, 5716, 6850, 7145, 13700, 14290, 28580, 35725, 71450, 142900, 195773, 391546, 783092, 978865, 1957730, 3915460, 4894325, 9788650, 19577300]

約数ペア:

[(1, 19577300), (2, 9788650), (4, 4894325), (5, 3915460), (10, 1957730), (20, 978865), (25, 783092), (50, 391546), (100, 195773), (137, 142900), (274, 71450), (548, 35725), (685, 28580), (1370, 14290), (1429, 13700), (2740, 7145), (2858, 6850), (3425, 5716)]