47900720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3719}}^1$

素因数の和:3762

約数の個数: 80

約数和(自身を含む): 132848640

約数和(自身を除く): 84947920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 3719, 6440, 7438, 12880, 14876, 18595, 26033, 29752, 37190, 52066, 59504, 74380, 85537, 104132, 130165, 148760, 171074, 208264, 260330, 297520, 342148, 416528, 427685, 520660, 598759, 684296, 855370, 1041320, 1197518, 1368592, 1710740, 2082640, 2395036, 2993795, 3421480, 4790072, 5987590, 6842960, 9580144, 11975180, 23950360, 47900720]

約数ペア:

[(1, 47900720), (2, 23950360), (4, 11975180), (5, 9580144), (7, 6842960), (8, 5987590), (10, 4790072), (14, 3421480), (16, 2993795), (20, 2395036), (23, 2082640), (28, 1710740), (35, 1368592), (40, 1197518), (46, 1041320), (56, 855370), (70, 684296), (80, 598759), (92, 520660), (112, 427685), (115, 416528), (140, 342148), (161, 297520), (184, 260330), (230, 208264), (280, 171074), (322, 148760), (368, 130165), (460, 104132), (560, 85537), (644, 74380), (805, 59504), (920, 52066), (1288, 37190), (1610, 29752), (1840, 26033), (2576, 18595), (3220, 14876), (3719, 12880), (6440, 7438)]