10902760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{349}}^1$

素因数の和:442

約数の個数: 64

約数和(自身を含む): 27216000

約数和(自身を除く): 16313240

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 142, 220, 284, 349, 355, 440, 568, 698, 710, 781, 1396, 1420, 1562, 1745, 2792, 2840, 3124, 3490, 3839, 3905, 6248, 6980, 7678, 7810, 13960, 15356, 15620, 19195, 24779, 30712, 31240, 38390, 49558, 76780, 99116, 123895, 153560, 198232, 247790, 272569, 495580, 545138, 991160, 1090276, 1362845, 2180552, 2725690, 5451380, 10902760]

約数ペア:

[(1, 10902760), (2, 5451380), (4, 2725690), (5, 2180552), (8, 1362845), (10, 1090276), (11, 991160), (20, 545138), (22, 495580), (40, 272569), (44, 247790), (55, 198232), (71, 153560), (88, 123895), (110, 99116), (142, 76780), (220, 49558), (284, 38390), (349, 31240), (355, 30712), (440, 24779), (568, 19195), (698, 15620), (710, 15356), (781, 13960), (1396, 7810), (1420, 7678), (1562, 6980), (1745, 6248), (2792, 3905), (2840, 3839), (3124, 3490)]