20880147210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53538839}}^1$

素因数の和:53538862

約数の個数: 32

約数和(自身を含む): 53967150720

約数和(自身を除く): 33087003510

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 53538839, 107077678, 160616517, 267694195, 321233034, 535388390, 696004907, 803082585, 1392009814, 1606165170, 2088014721, 3480024535, 4176029442, 6960049070, 10440073605, 20880147210]

約数ペア:

[(1, 20880147210), (2, 10440073605), (3, 6960049070), (5, 4176029442), (6, 3480024535), (10, 2088014721), (13, 1606165170), (15, 1392009814), (26, 803082585), (30, 696004907), (39, 535388390), (65, 321233034), (78, 267694195), (130, 160616517), (195, 107077678), (390, 53538839)]