27804760

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{18787}}^1$

素因数の和:18835

約数の個数: 32

約数和(自身を含む): 64254960

約数和(自身を除く): 36450200

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 18787, 37574, 75148, 93935, 150296, 187870, 375740, 695119, 751480, 1390238, 2780476, 3475595, 5560952, 6951190, 13902380, 27804760]

約数ペア:

[(1, 27804760), (2, 13902380), (4, 6951190), (5, 5560952), (8, 3475595), (10, 2780476), (20, 1390238), (37, 751480), (40, 695119), (74, 375740), (148, 187870), (185, 150296), (296, 93935), (370, 75148), (740, 37574), (1480, 18787)]