30537620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1\times {\mathrm{223}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 66382848

約数和(自身を除く): 35845228

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 167, 205, 223, 334, 410, 446, 668, 820, 835, 892, 1115, 1670, 2230, 3340, 4460, 6847, 9143, 13694, 18286, 27388, 34235, 36572, 37241, 45715, 68470, 74482, 91430, 136940, 148964, 182860, 186205, 372410, 744820, 1526881, 3053762, 6107524, 7634405, 15268810, 30537620]

約数ペア:

[(1, 30537620), (2, 15268810), (4, 7634405), (5, 6107524), (10, 3053762), (20, 1526881), (41, 744820), (82, 372410), (164, 186205), (167, 182860), (205, 148964), (223, 136940), (334, 91430), (410, 74482), (446, 68470), (668, 45715), (820, 37241), (835, 36572), (892, 34235), (1115, 27388), (1670, 18286), (2230, 13694), (3340, 9143), (4460, 6847)]