12448280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{647}}^1$

素因数の和:708

約数の個数: 64

約数和(自身を含む): 31026240

約数和(自身を除く): 18577960

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, 647, 740, 962, 1294, 1480, 1924, 2405, 2588, 3235, 3848, 4810, 5176, 6470, 8411, 9620, 12940, 16822, 19240, 23939, 25880, 33644, 42055, 47878, 67288, 84110, 95756, 119695, 168220, 191512, 239390, 311207, 336440, 478780, 622414, 957560, 1244828, 1556035, 2489656, 3112070, 6224140, 12448280]

約数ペア:

[(1, 12448280), (2, 6224140), (4, 3112070), (5, 2489656), (8, 1556035), (10, 1244828), (13, 957560), (20, 622414), (26, 478780), (37, 336440), (40, 311207), (52, 239390), (65, 191512), (74, 168220), (104, 119695), (130, 95756), (148, 84110), (185, 67288), (260, 47878), (296, 42055), (370, 33644), (481, 25880), (520, 23939), (647, 19240), (740, 16822), (962, 12940), (1294, 9620), (1480, 8411), (1924, 6470), (2405, 5176), (2588, 4810), (3235, 3848)]