12480910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:233

約数の個数: 64

約数和(自身を含む): 26449920

約数和(自身を除く): 13969010

約数列:

[1, 2, 5, 10, 13, 19, 26, 31, 38, 62, 65, 95, 130, 155, 163, 190, 247, 310, 326, 403, 494, 589, 806, 815, 1178, 1235, 1630, 2015, 2119, 2470, 2945, 3097, 4030, 4238, 5053, 5890, 6194, 7657, 10106, 10595, 15314, 15485, 21190, 25265, 30970, 38285, 40261, 50530, 65689, 76570, 80522, 96007, 131378, 192014, 201305, 328445, 402610, 480035, 656890, 960070, 1248091, 2496182, 6240455, 12480910]

約数ペア:

[(1, 12480910), (2, 6240455), (5, 2496182), (10, 1248091), (13, 960070), (19, 656890), (26, 480035), (31, 402610), (38, 328445), (62, 201305), (65, 192014), (95, 131378), (130, 96007), (155, 80522), (163, 76570), (190, 65689), (247, 50530), (310, 40261), (326, 38285), (403, 30970), (494, 25265), (589, 21190), (806, 15485), (815, 15314), (1178, 10595), (1235, 10106), (1630, 7657), (2015, 6194), (2119, 5890), (2470, 5053), (2945, 4238), (3097, 4030)]