210003400

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{24419}}^1$

素因数の和:24478

約数の個数: 48

約数和(自身を含む): 499633200

約数和(自身を除く): 289629800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 172, 200, 215, 344, 430, 860, 1075, 1720, 2150, 4300, 8600, 24419, 48838, 97676, 122095, 195352, 244190, 488380, 610475, 976760, 1050017, 1220950, 2100034, 2441900, 4200068, 4883800, 5250085, 8400136, 10500170, 21000340, 26250425, 42000680, 52500850, 105001700, 210003400]

約数ペア:

[(1, 210003400), (2, 105001700), (4, 52500850), (5, 42000680), (8, 26250425), (10, 21000340), (20, 10500170), (25, 8400136), (40, 5250085), (43, 4883800), (50, 4200068), (86, 2441900), (100, 2100034), (172, 1220950), (200, 1050017), (215, 976760), (344, 610475), (430, 488380), (860, 244190), (1075, 195352), (1720, 122095), (2150, 97676), (4300, 48838), (8600, 24419)]