13568320

素因数分解:

$2^6\times 5^1\times {\mathrm{109}}^1\times {\mathrm{389}}^1$

素因数の和:515

約数の個数: 56

約数和(自身を含む): 32689800

約数和(自身を除く): 19121480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 160, 218, 320, 389, 436, 545, 778, 872, 1090, 1556, 1744, 1945, 2180, 3112, 3488, 3890, 4360, 6224, 6976, 7780, 8720, 12448, 15560, 17440, 24896, 31120, 34880, 42401, 62240, 84802, 124480, 169604, 212005, 339208, 424010, 678416, 848020, 1356832, 1696040, 2713664, 3392080, 6784160, 13568320]

約数ペア:

[(1, 13568320), (2, 6784160), (4, 3392080), (5, 2713664), (8, 1696040), (10, 1356832), (16, 848020), (20, 678416), (32, 424010), (40, 339208), (64, 212005), (80, 169604), (109, 124480), (160, 84802), (218, 62240), (320, 42401), (389, 34880), (436, 31120), (545, 24896), (778, 17440), (872, 15560), (1090, 12448), (1556, 8720), (1744, 7780), (1945, 6976), (2180, 6224), (3112, 4360), (3488, 3890)]