25420020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{423667}}^1$

素因数の和:423679

約数の個数: 24

約数和(自身を含む): 71176224

約数和(自身を除く): 45756204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 423667, 847334, 1271001, 1694668, 2118335, 2542002, 4236670, 5084004, 6355005, 8473340, 12710010, 25420020]

約数ペア:

[(1, 25420020), (2, 12710010), (3, 8473340), (4, 6355005), (5, 5084004), (6, 4236670), (10, 2542002), (12, 2118335), (15, 1694668), (20, 1271001), (30, 847334), (60, 423667)]