20597815560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{24521209}}^1$

素因数の和:24521230

約数の個数: 64

約数和(自身を含む): 70621084800

約数和(自身を除く): 50023269240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 24521209, 49042418, 73563627, 98084836, 122606045, 147127254, 171648463, 196169672, 245212090, 294254508, 343296926, 367818135, 490424180, 514945389, 588509016, 686593852, 735636270, 858242315, 980848360, 1029890778, 1373187704, 1471272540, 1716484630, 2059781556, 2574726945, 2942545080, 3432969260, 4119563112, 5149453890, 6865938520, 10298907780, 20597815560]

約数ペア:

[(1, 20597815560), (2, 10298907780), (3, 6865938520), (4, 5149453890), (5, 4119563112), (6, 3432969260), (7, 2942545080), (8, 2574726945), (10, 2059781556), (12, 1716484630), (14, 1471272540), (15, 1373187704), (20, 1029890778), (21, 980848360), (24, 858242315), (28, 735636270), (30, 686593852), (35, 588509016), (40, 514945389), (42, 490424180), (56, 367818135), (60, 343296926), (70, 294254508), (84, 245212090), (105, 196169672), (120, 171648463), (140, 147127254), (168, 122606045), (210, 98084836), (280, 73563627), (420, 49042418), (840, 24521209)]