28355740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{3023}}^1$

素因数の和:3106

約数の個数: 48

約数和(自身を含む): 69092352

約数和(自身を除く): 40736612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 335, 469, 670, 938, 1340, 1876, 2345, 3023, 4690, 6046, 9380, 12092, 15115, 21161, 30230, 42322, 60460, 84644, 105805, 202541, 211610, 405082, 423220, 810164, 1012705, 1417787, 2025410, 2835574, 4050820, 5671148, 7088935, 14177870, 28355740]

約数ペア:

[(1, 28355740), (2, 14177870), (4, 7088935), (5, 5671148), (7, 4050820), (10, 2835574), (14, 2025410), (20, 1417787), (28, 1012705), (35, 810164), (67, 423220), (70, 405082), (134, 211610), (140, 202541), (268, 105805), (335, 84644), (469, 60460), (670, 42322), (938, 30230), (1340, 21161), (1876, 15115), (2345, 12092), (3023, 9380), (4690, 6046)]