2254520

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{359}}^1$

素因数の和:527

約数の個数: 32

約数和(自身を含む): 5119200

約数和(自身を除く): 2864680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 359, 628, 718, 785, 1256, 1436, 1570, 1795, 2872, 3140, 3590, 6280, 7180, 14360, 56363, 112726, 225452, 281815, 450904, 563630, 1127260, 2254520]

約数ペア:

[(1, 2254520), (2, 1127260), (4, 563630), (5, 450904), (8, 281815), (10, 225452), (20, 112726), (40, 56363), (157, 14360), (314, 7180), (359, 6280), (628, 3590), (718, 3140), (785, 2872), (1256, 1795), (1436, 1570)]