40752040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{145543}}^1$

素因数の和:145561

約数の個数: 32

約数和(自身を含む): 104791680

約数和(自身を除く): 64039640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 145543, 291086, 582172, 727715, 1018801, 1164344, 1455430, 2037602, 2910860, 4075204, 5094005, 5821720, 8150408, 10188010, 20376020, 40752040]

約数ペア:

[(1, 40752040), (2, 20376020), (4, 10188010), (5, 8150408), (7, 5821720), (8, 5094005), (10, 4075204), (14, 2910860), (20, 2037602), (28, 1455430), (35, 1164344), (40, 1018801), (56, 727715), (70, 582172), (140, 291086), (280, 145543)]