61744040

素因数分解:

$2^3\times 5^1\times {\mathrm{607}}^1\times {\mathrm{2543}}^1$

素因数の和:3161

約数の個数: 32

約数和(自身を含む): 139207680

約数和(自身を除く): 77463640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 607, 1214, 2428, 2543, 3035, 4856, 5086, 6070, 10172, 12140, 12715, 20344, 24280, 25430, 50860, 101720, 1543601, 3087202, 6174404, 7718005, 12348808, 15436010, 30872020, 61744040]

約数ペア:

[(1, 61744040), (2, 30872020), (4, 15436010), (5, 12348808), (8, 7718005), (10, 6174404), (20, 3087202), (40, 1543601), (607, 101720), (1214, 50860), (2428, 25430), (2543, 24280), (3035, 20344), (4856, 12715), (5086, 12140), (6070, 10172)]