40680808

素因数分解:

$2^3\times 7^1\times {\mathrm{577}}^1\times {\mathrm{1259}}^1$

素因数の和:1849

約数の個数: 32

約数和(自身を含む): 87393600

約数和(自身を除く): 46712792

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 577, 1154, 1259, 2308, 2518, 4039, 4616, 5036, 8078, 8813, 10072, 16156, 17626, 32312, 35252, 70504, 726443, 1452886, 2905772, 5085101, 5811544, 10170202, 20340404, 40680808]

約数ペア:

[(1, 40680808), (2, 20340404), (4, 10170202), (7, 5811544), (8, 5085101), (14, 2905772), (28, 1452886), (56, 726443), (577, 70504), (1154, 35252), (1259, 32312), (2308, 17626), (2518, 16156), (4039, 10072), (4616, 8813), (5036, 8078)]