20178262130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1\times {\mathrm{10343}}^1$

素因数の和:10755

約数の個数: 64

約数和(自身を含む): 40142995200

約数和(自身を除く): 19964733070

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 349, 430, 559, 698, 1118, 1745, 2795, 3490, 4537, 5590, 9074, 10343, 15007, 20686, 22685, 30014, 45370, 51715, 75035, 103430, 134459, 150070, 195091, 268918, 390182, 444749, 672295, 889498, 975455, 1344590, 1950910, 2223745, 3609707, 4447490, 5781737, 7219414, 11563474, 18048535, 28908685, 36097070, 46926191, 57817370, 93852382, 155217401, 234630955, 310434802, 469261910, 776087005, 1552174010, 2017826213, 4035652426, 10089131065, 20178262130]

約数ペア:

[(1, 20178262130), (2, 10089131065), (5, 4035652426), (10, 2017826213), (13, 1552174010), (26, 776087005), (43, 469261910), (65, 310434802), (86, 234630955), (130, 155217401), (215, 93852382), (349, 57817370), (430, 46926191), (559, 36097070), (698, 28908685), (1118, 18048535), (1745, 11563474), (2795, 7219414), (3490, 5781737), (4537, 4447490), (5590, 3609707), (9074, 2223745), (10343, 1950910), (15007, 1344590), (20686, 975455), (22685, 889498), (30014, 672295), (45370, 444749), (51715, 390182), (75035, 268918), (103430, 195091), (134459, 150070)]