12780490760

素因数分解:

$2^3\times 5^1\times {\mathrm{13627}}^1\times {\mathrm{23447}}^1$

素因数の和:37085

約数の個数: 32

約数和(自身を含む): 28759440960

約数和(自身を除く): 15978950200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 13627, 23447, 27254, 46894, 54508, 68135, 93788, 109016, 117235, 136270, 187576, 234470, 272540, 468940, 545080, 937880, 319512269, 639024538, 1278049076, 1597561345, 2556098152, 3195122690, 6390245380, 12780490760]

約数ペア:

[(1, 12780490760), (2, 6390245380), (4, 3195122690), (5, 2556098152), (8, 1597561345), (10, 1278049076), (20, 639024538), (40, 319512269), (13627, 937880), (23447, 545080), (27254, 468940), (46894, 272540), (54508, 234470), (68135, 187576), (93788, 136270), (109016, 117235)]