990210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2539}}^1$

素因数の和:2562

約数の個数: 32

約数和(自身を含む): 2560320

約数和(自身を除く): 1570110

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 2539, 5078, 7617, 12695, 15234, 25390, 33007, 38085, 66014, 76170, 99021, 165035, 198042, 330070, 495105, 990210]

約数ペア:

[(1, 990210), (2, 495105), (3, 330070), (5, 198042), (6, 165035), (10, 99021), (13, 76170), (15, 66014), (26, 38085), (30, 33007), (39, 25390), (65, 15234), (78, 12695), (130, 7617), (195, 5078), (390, 2539)]