2012311280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{189127}}^1$

素因数の和:189166

約数の個数: 80

約数和(自身を含む): 5628449280

約数和(自身を除く): 3616138000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 10640, 189127, 378254, 756508, 945635, 1323889, 1513016, 1891270, 2647778, 3026032, 3593413, 3782540, 5295556, 6619445, 7186826, 7565080, 10591112, 13238890, 14373652, 15130160, 17967065, 21182224, 25153891, 26477780, 28747304, 35934130, 50307782, 52955560, 57494608, 71868260, 100615564, 105911120, 125769455, 143736520, 201231128, 251538910, 287473040, 402462256, 503077820, 1006155640, 2012311280]

約数ペア:

[(1, 2012311280), (2, 1006155640), (4, 503077820), (5, 402462256), (7, 287473040), (8, 251538910), (10, 201231128), (14, 143736520), (16, 125769455), (19, 105911120), (20, 100615564), (28, 71868260), (35, 57494608), (38, 52955560), (40, 50307782), (56, 35934130), (70, 28747304), (76, 26477780), (80, 25153891), (95, 21182224), (112, 17967065), (133, 15130160), (140, 14373652), (152, 13238890), (190, 10591112), (266, 7565080), (280, 7186826), (304, 6619445), (380, 5295556), (532, 3782540), (560, 3593413), (665, 3026032), (760, 2647778), (1064, 1891270), (1330, 1513016), (1520, 1323889), (2128, 945635), (2660, 756508), (5320, 378254), (10640, 189127)]