18328640

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:196

約数の個数: 112

約数和(自身を含む): 49158144

約数和(自身を除く): 30829504

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 41, 44, 55, 64, 80, 82, 88, 110, 127, 160, 164, 176, 205, 220, 254, 320, 328, 352, 410, 440, 451, 508, 635, 656, 704, 820, 880, 902, 1016, 1270, 1312, 1397, 1640, 1760, 1804, 2032, 2255, 2540, 2624, 2794, 3280, 3520, 3608, 4064, 4510, 5080, 5207, 5588, 6560, 6985, 7216, 8128, 9020, 10160, 10414, 11176, 13120, 13970, 14432, 18040, 20320, 20828, 22352, 26035, 27940, 28864, 36080, 40640, 41656, 44704, 52070, 55880, 57277, 72160, 83312, 89408, 104140, 111760, 114554, 144320, 166624, 208280, 223520, 229108, 286385, 333248, 416560, 447040, 458216, 572770, 833120, 916432, 1145540, 1666240, 1832864, 2291080, 3665728, 4582160, 9164320, 18328640]

約数ペア:

[(1, 18328640), (2, 9164320), (4, 4582160), (5, 3665728), (8, 2291080), (10, 1832864), (11, 1666240), (16, 1145540), (20, 916432), (22, 833120), (32, 572770), (40, 458216), (41, 447040), (44, 416560), (55, 333248), (64, 286385), (80, 229108), (82, 223520), (88, 208280), (110, 166624), (127, 144320), (160, 114554), (164, 111760), (176, 104140), (205, 89408), (220, 83312), (254, 72160), (320, 57277), (328, 55880), (352, 52070), (410, 44704), (440, 41656), (451, 40640), (508, 36080), (635, 28864), (656, 27940), (704, 26035), (820, 22352), (880, 20828), (902, 20320), (1016, 18040), (1270, 14432), (1312, 13970), (1397, 13120), (1640, 11176), (1760, 10414), (1804, 10160), (2032, 9020), (2255, 8128), (2540, 7216), (2624, 6985), (2794, 6560), (3280, 5588), (3520, 5207), (3608, 5080), (4064, 4510)]