26858020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1$

素因数の和:497

約数の個数: 96

約数和(自身を含む): 70963200

約数和(自身を除く): 44105180

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 23, 28, 35, 38, 46, 70, 76, 92, 95, 115, 133, 140, 161, 190, 230, 266, 322, 380, 437, 439, 460, 532, 644, 665, 805, 874, 878, 1330, 1610, 1748, 1756, 2185, 2195, 2660, 3059, 3073, 3220, 4370, 4390, 6118, 6146, 8341, 8740, 8780, 10097, 12236, 12292, 15295, 15365, 16682, 20194, 30590, 30730, 33364, 40388, 41705, 50485, 58387, 61180, 61460, 70679, 83410, 100970, 116774, 141358, 166820, 191843, 201940, 233548, 282716, 291935, 353395, 383686, 583870, 706790, 767372, 959215, 1167740, 1342901, 1413580, 1918430, 2685802, 3836860, 5371604, 6714505, 13429010, 26858020]

約数ペア:

[(1, 26858020), (2, 13429010), (4, 6714505), (5, 5371604), (7, 3836860), (10, 2685802), (14, 1918430), (19, 1413580), (20, 1342901), (23, 1167740), (28, 959215), (35, 767372), (38, 706790), (46, 583870), (70, 383686), (76, 353395), (92, 291935), (95, 282716), (115, 233548), (133, 201940), (140, 191843), (161, 166820), (190, 141358), (230, 116774), (266, 100970), (322, 83410), (380, 70679), (437, 61460), (439, 61180), (460, 58387), (532, 50485), (644, 41705), (665, 40388), (805, 33364), (874, 30730), (878, 30590), (1330, 20194), (1610, 16682), (1748, 15365), (1756, 15295), (2185, 12292), (2195, 12236), (2660, 10097), (3059, 8780), (3073, 8740), (3220, 8341), (4370, 6146), (4390, 6118)]