23127280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{641}}^1$

素因数の和:706

約数の個数: 80

約数和(自身を含む): 60183648

約数和(自身を除く): 37056368

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 41, 44, 55, 80, 82, 88, 110, 164, 176, 205, 220, 328, 410, 440, 451, 641, 656, 820, 880, 902, 1282, 1640, 1804, 2255, 2564, 3205, 3280, 3608, 4510, 5128, 6410, 7051, 7216, 9020, 10256, 12820, 14102, 18040, 25640, 26281, 28204, 35255, 36080, 51280, 52562, 56408, 70510, 105124, 112816, 131405, 141020, 210248, 262810, 282040, 289091, 420496, 525620, 564080, 578182, 1051240, 1156364, 1445455, 2102480, 2312728, 2890910, 4625456, 5781820, 11563640, 23127280]

約数ペア:

[(1, 23127280), (2, 11563640), (4, 5781820), (5, 4625456), (8, 2890910), (10, 2312728), (11, 2102480), (16, 1445455), (20, 1156364), (22, 1051240), (40, 578182), (41, 564080), (44, 525620), (55, 420496), (80, 289091), (82, 282040), (88, 262810), (110, 210248), (164, 141020), (176, 131405), (205, 112816), (220, 105124), (328, 70510), (410, 56408), (440, 52562), (451, 51280), (641, 36080), (656, 35255), (820, 28204), (880, 26281), (902, 25640), (1282, 18040), (1640, 14102), (1804, 12820), (2255, 10256), (2564, 9020), (3205, 7216), (3280, 7051), (3608, 6410), (4510, 5128)]