13880900

素因数分解:

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

素因数の和:12644

約数の個数: 36

約数和(自身を含む): 32862480

約数和(自身を除く): 18981580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 12619, 25238, 50476, 63095, 126190, 138809, 252380, 277618, 315475, 555236, 630950, 694045, 1261900, 1388090, 2776180, 3470225, 6940450, 13880900]

約数ペア:

[(1, 13880900), (2, 6940450), (4, 3470225), (5, 2776180), (10, 1388090), (11, 1261900), (20, 694045), (22, 630950), (25, 555236), (44, 315475), (50, 277618), (55, 252380), (100, 138809), (110, 126190), (220, 63095), (275, 50476), (550, 25238), (1100, 12619)]