26566760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^3\times {\mathrm{499}}^1$

素因数の和:543

約数の個数: 64

約数和(自身を含む): 65880000

約数和(自身を除く): 39313240

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 499, 605, 968, 998, 1210, 1331, 1996, 2420, 2495, 2662, 3992, 4840, 4990, 5324, 5489, 6655, 9980, 10648, 10978, 13310, 19960, 21956, 26620, 27445, 43912, 53240, 54890, 60379, 109780, 120758, 219560, 241516, 301895, 483032, 603790, 664169, 1207580, 1328338, 2415160, 2656676, 3320845, 5313352, 6641690, 13283380, 26566760]

約数ペア:

[(1, 26566760), (2, 13283380), (4, 6641690), (5, 5313352), (8, 3320845), (10, 2656676), (11, 2415160), (20, 1328338), (22, 1207580), (40, 664169), (44, 603790), (55, 483032), (88, 301895), (110, 241516), (121, 219560), (220, 120758), (242, 109780), (440, 60379), (484, 54890), (499, 53240), (605, 43912), (968, 27445), (998, 26620), (1210, 21956), (1331, 19960), (1996, 13310), (2420, 10978), (2495, 10648), (2662, 9980), (3992, 6655), (4840, 5489), (4990, 5324)]