378912520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1353259}}^1$

素因数の和:1353277

約数の個数: 32

約数和(自身を含む): 974347200

約数和(自身を除く): 595434680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1353259, 2706518, 5413036, 6766295, 9472813, 10826072, 13532590, 18945626, 27065180, 37891252, 47364065, 54130360, 75782504, 94728130, 189456260, 378912520]

約数ペア:

[(1, 378912520), (2, 189456260), (4, 94728130), (5, 75782504), (7, 54130360), (8, 47364065), (10, 37891252), (14, 27065180), (20, 18945626), (28, 13532590), (35, 10826072), (40, 9472813), (56, 6766295), (70, 5413036), (140, 2706518), (280, 1353259)]