2467640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{1259}}^1$

素因数の和:1284

約数の個数: 48

約数和(自身を含む): 6463800

約数和(自身を除く): 3996160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1259, 1960, 2518, 5036, 6295, 8813, 10072, 12590, 17626, 25180, 35252, 44065, 50360, 61691, 70504, 88130, 123382, 176260, 246764, 308455, 352520, 493528, 616910, 1233820, 2467640]

約数ペア:

[(1, 2467640), (2, 1233820), (4, 616910), (5, 493528), (7, 352520), (8, 308455), (10, 246764), (14, 176260), (20, 123382), (28, 88130), (35, 70504), (40, 61691), (49, 50360), (56, 44065), (70, 35252), (98, 25180), (140, 17626), (196, 12590), (245, 10072), (280, 8813), (392, 6295), (490, 5036), (980, 2518), (1259, 1960)]