1298600

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 3109920

約数和(自身を除く): 1811320

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 151, 172, 200, 215, 302, 344, 430, 604, 755, 860, 1075, 1208, 1510, 1720, 2150, 3020, 3775, 4300, 6040, 6493, 7550, 8600, 12986, 15100, 25972, 30200, 32465, 51944, 64930, 129860, 162325, 259720, 324650, 649300, 1298600]

約数ペア:

[(1, 1298600), (2, 649300), (4, 324650), (5, 259720), (8, 162325), (10, 129860), (20, 64930), (25, 51944), (40, 32465), (43, 30200), (50, 25972), (86, 15100), (100, 12986), (151, 8600), (172, 7550), (200, 6493), (215, 6040), (302, 4300), (344, 3775), (430, 3020), (604, 2150), (755, 1720), (860, 1510), (1075, 1208)]