12563720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{653}}^1$

素因数の和:714

約数の個数: 64

約数和(自身を含む): 31313520

約数和(自身を除く): 18749800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 185, 260, 296, 370, 481, 520, 653, 740, 962, 1306, 1480, 1924, 2405, 2612, 3265, 3848, 4810, 5224, 6530, 8489, 9620, 13060, 16978, 19240, 24161, 26120, 33956, 42445, 48322, 67912, 84890, 96644, 120805, 169780, 193288, 241610, 314093, 339560, 483220, 628186, 966440, 1256372, 1570465, 2512744, 3140930, 6281860, 12563720]

約数ペア:

[(1, 12563720), (2, 6281860), (4, 3140930), (5, 2512744), (8, 1570465), (10, 1256372), (13, 966440), (20, 628186), (26, 483220), (37, 339560), (40, 314093), (52, 241610), (65, 193288), (74, 169780), (104, 120805), (130, 96644), (148, 84890), (185, 67912), (260, 48322), (296, 42445), (370, 33956), (481, 26120), (520, 24161), (653, 19240), (740, 16978), (962, 13060), (1306, 9620), (1480, 8489), (1924, 6530), (2405, 5224), (2612, 4810), (3265, 3848)]