11155280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1$

素因数の和:252

約数の個数: 80

約数和(自身を含む): 28123200

約数和(自身を除く): 16967920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 41, 76, 80, 82, 95, 152, 164, 179, 190, 205, 304, 328, 358, 380, 410, 656, 716, 760, 779, 820, 895, 1432, 1520, 1558, 1640, 1790, 2864, 3116, 3280, 3401, 3580, 3895, 6232, 6802, 7160, 7339, 7790, 12464, 13604, 14320, 14678, 15580, 17005, 27208, 29356, 31160, 34010, 36695, 54416, 58712, 62320, 68020, 73390, 117424, 136040, 139441, 146780, 272080, 278882, 293560, 557764, 587120, 697205, 1115528, 1394410, 2231056, 2788820, 5577640, 11155280]

約数ペア:

[(1, 11155280), (2, 5577640), (4, 2788820), (5, 2231056), (8, 1394410), (10, 1115528), (16, 697205), (19, 587120), (20, 557764), (38, 293560), (40, 278882), (41, 272080), (76, 146780), (80, 139441), (82, 136040), (95, 117424), (152, 73390), (164, 68020), (179, 62320), (190, 58712), (205, 54416), (304, 36695), (328, 34010), (358, 31160), (380, 29356), (410, 27208), (656, 17005), (716, 15580), (760, 14678), (779, 14320), (820, 13604), (895, 12464), (1432, 7790), (1520, 7339), (1558, 7160), (1640, 6802), (1790, 6232), (2864, 3895), (3116, 3580), (3280, 3401)]