28761320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1741}}^1$

素因数の和:1818

約数の個数: 64

約数和(自身を含む): 75254400

約数和(自身を除く): 46493080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 59, 70, 118, 140, 236, 280, 295, 413, 472, 590, 826, 1180, 1652, 1741, 2065, 2360, 3304, 3482, 4130, 6964, 8260, 8705, 12187, 13928, 16520, 17410, 24374, 34820, 48748, 60935, 69640, 97496, 102719, 121870, 205438, 243740, 410876, 487480, 513595, 719033, 821752, 1027190, 1438066, 2054380, 2876132, 3595165, 4108760, 5752264, 7190330, 14380660, 28761320]

約数ペア:

[(1, 28761320), (2, 14380660), (4, 7190330), (5, 5752264), (7, 4108760), (8, 3595165), (10, 2876132), (14, 2054380), (20, 1438066), (28, 1027190), (35, 821752), (40, 719033), (56, 513595), (59, 487480), (70, 410876), (118, 243740), (140, 205438), (236, 121870), (280, 102719), (295, 97496), (413, 69640), (472, 60935), (590, 48748), (826, 34820), (1180, 24374), (1652, 17410), (1741, 16520), (2065, 13928), (2360, 12187), (3304, 8705), (3482, 8260), (4130, 6964)]