20562380

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^2\times {\mathrm{751}}^1$

素因数の和:834

約数の個数: 36

約数和(自身を含む): 44438688

約数和(自身を除く): 23876308

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 751, 1369, 1502, 2738, 3004, 3755, 5476, 6845, 7510, 13690, 15020, 27380, 27787, 55574, 111148, 138935, 277870, 555740, 1028119, 2056238, 4112476, 5140595, 10281190, 20562380]

約数ペア:

[(1, 20562380), (2, 10281190), (4, 5140595), (5, 4112476), (10, 2056238), (20, 1028119), (37, 555740), (74, 277870), (148, 138935), (185, 111148), (370, 55574), (740, 27787), (751, 27380), (1369, 15020), (1502, 13690), (2738, 7510), (3004, 6845), (3755, 5476)]