2776180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{12619}}^1$

素因数の和:12639

約数の個数: 24

約数和(自身を含む): 6360480

約数和(自身を除く): 3584300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 12619, 25238, 50476, 63095, 126190, 138809, 252380, 277618, 555236, 694045, 1388090, 2776180]

約数ペア:

[(1, 2776180), (2, 1388090), (4, 694045), (5, 555236), (10, 277618), (11, 252380), (20, 138809), (22, 126190), (44, 63095), (55, 50476), (110, 25238), (220, 12619)]