2277880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 5806080

約数和(自身を除く): 3528200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 167, 220, 248, 310, 334, 341, 440, 620, 668, 682, 835, 1240, 1336, 1364, 1670, 1705, 1837, 2728, 3340, 3410, 3674, 5177, 6680, 6820, 7348, 9185, 10354, 13640, 14696, 18370, 20708, 25885, 36740, 41416, 51770, 56947, 73480, 103540, 113894, 207080, 227788, 284735, 455576, 569470, 1138940, 2277880]

約数ペア:

[(1, 2277880), (2, 1138940), (4, 569470), (5, 455576), (8, 284735), (10, 227788), (11, 207080), (20, 113894), (22, 103540), (31, 73480), (40, 56947), (44, 51770), (55, 41416), (62, 36740), (88, 25885), (110, 20708), (124, 18370), (155, 14696), (167, 13640), (220, 10354), (248, 9185), (310, 7348), (334, 6820), (341, 6680), (440, 5177), (620, 3674), (668, 3410), (682, 3340), (835, 2728), (1240, 1837), (1336, 1705), (1364, 1670)]