432080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1$

素因数の和:515

約数の個数: 40

約数和(自身を含む): 1098144

約数和(自身を除く): 666064

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 491, 880, 982, 1964, 2455, 3928, 4910, 5401, 7856, 9820, 10802, 19640, 21604, 27005, 39280, 43208, 54010, 86416, 108020, 216040, 432080]

約数ペア:

[(1, 432080), (2, 216040), (4, 108020), (5, 86416), (8, 54010), (10, 43208), (11, 39280), (16, 27005), (20, 21604), (22, 19640), (40, 10802), (44, 9820), (55, 7856), (80, 5401), (88, 4910), (110, 3928), (176, 2455), (220, 1964), (440, 982), (491, 880)]