27944560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{359}}^1$

素因数の和:518

約数の個数: 80

約数和(自身を含む): 74995200

約数和(自身を除く): 47050640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 139, 140, 278, 280, 359, 556, 560, 695, 718, 973, 1112, 1390, 1436, 1795, 1946, 2224, 2513, 2780, 2872, 3590, 3892, 4865, 5026, 5560, 5744, 7180, 7784, 9730, 10052, 11120, 12565, 14360, 15568, 19460, 20104, 25130, 28720, 38920, 40208, 49901, 50260, 77840, 99802, 100520, 199604, 201040, 249505, 349307, 399208, 499010, 698614, 798416, 998020, 1397228, 1746535, 1996040, 2794456, 3493070, 3992080, 5588912, 6986140, 13972280, 27944560]

約数ペア:

[(1, 27944560), (2, 13972280), (4, 6986140), (5, 5588912), (7, 3992080), (8, 3493070), (10, 2794456), (14, 1996040), (16, 1746535), (20, 1397228), (28, 998020), (35, 798416), (40, 698614), (56, 499010), (70, 399208), (80, 349307), (112, 249505), (139, 201040), (140, 199604), (278, 100520), (280, 99802), (359, 77840), (556, 50260), (560, 49901), (695, 40208), (718, 38920), (973, 28720), (1112, 25130), (1390, 20104), (1436, 19460), (1795, 15568), (1946, 14360), (2224, 12565), (2513, 11120), (2780, 10052), (2872, 9730), (3590, 7784), (3892, 7180), (4865, 5744), (5026, 5560)]