28930160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2719}}^1$

素因数の和:2758

約数の個数: 80

約数和(自身を含む): 80947200

約数和(自身を除く): 52017040

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, 2719, 5320, 5438, 10640, 10876, 13595, 19033, 21752, 27190, 38066, 43504, 51661, 54380, 76132, 95165, 103322, 108760, 152264, 190330, 206644, 217520, 258305, 304528, 361627, 380660, 413288, 516610, 723254, 761320, 826576, 1033220, 1446508, 1522640, 1808135, 2066440, 2893016, 3616270, 4132880, 5786032, 7232540, 14465080, 28930160]

約数ペア:

[(1, 28930160), (2, 14465080), (4, 7232540), (5, 5786032), (7, 4132880), (8, 3616270), (10, 2893016), (14, 2066440), (16, 1808135), (19, 1522640), (20, 1446508), (28, 1033220), (35, 826576), (38, 761320), (40, 723254), (56, 516610), (70, 413288), (76, 380660), (80, 361627), (95, 304528), (112, 258305), (133, 217520), (140, 206644), (152, 190330), (190, 152264), (266, 108760), (280, 103322), (304, 95165), (380, 76132), (532, 54380), (560, 51661), (665, 43504), (760, 38066), (1064, 27190), (1330, 21752), (1520, 19033), (2128, 13595), (2660, 10876), (2719, 10640), (5320, 5438)]