255024440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{52691}}^1$

素因数の和:52724

約数の個数: 48

約数和(自身を含む): 630723240

約数和(自身を除く): 375698800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 52691, 105382, 210764, 263455, 421528, 526910, 579601, 1053820, 1159202, 2107640, 2318404, 2898005, 4636808, 5796010, 6375611, 11592020, 12751222, 23184040, 25502444, 31878055, 51004888, 63756110, 127512220, 255024440]

約数ペア:

[(1, 255024440), (2, 127512220), (4, 63756110), (5, 51004888), (8, 31878055), (10, 25502444), (11, 23184040), (20, 12751222), (22, 11592020), (40, 6375611), (44, 5796010), (55, 4636808), (88, 2898005), (110, 2318404), (121, 2107640), (220, 1159202), (242, 1053820), (440, 579601), (484, 526910), (605, 421528), (968, 263455), (1210, 210764), (2420, 105382), (4840, 52691)]