54884570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{13619}}^1$

素因数の和:13670

約数の個数: 32

約数和(自身を含む): 109831680

約数和(自身を除く): 54947110

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 13619, 27238, 68095, 136190, 177047, 354094, 422189, 844378, 885235, 1770470, 2110945, 4221890, 5488457, 10976914, 27442285, 54884570]

約数ペア:

[(1, 54884570), (2, 27442285), (5, 10976914), (10, 5488457), (13, 4221890), (26, 2110945), (31, 1770470), (62, 885235), (65, 844378), (130, 422189), (155, 354094), (310, 177047), (403, 136190), (806, 68095), (2015, 27238), (4030, 13619)]