2191689280

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{622639}}^1$

素因数の和:622667

約数の個数: 56

約数和(自身を含む): 5693420160

約数和(自身を除く): 3501730880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 622639, 1245278, 2490556, 3113195, 4981112, 6226390, 6849029, 9962224, 12452780, 13698058, 19924448, 24905560, 27396116, 34245145, 39848896, 49811120, 54792232, 68490290, 99622240, 109584464, 136980580, 199244480, 219168928, 273961160, 438337856, 547922320, 1095844640, 2191689280]

約数ペア:

[(1, 2191689280), (2, 1095844640), (4, 547922320), (5, 438337856), (8, 273961160), (10, 219168928), (11, 199244480), (16, 136980580), (20, 109584464), (22, 99622240), (32, 68490290), (40, 54792232), (44, 49811120), (55, 39848896), (64, 34245145), (80, 27396116), (88, 24905560), (110, 19924448), (160, 13698058), (176, 12452780), (220, 9962224), (320, 6849029), (352, 6226390), (440, 4981112), (704, 3113195), (880, 2490556), (1760, 1245278), (3520, 622639)]