1956551960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{26627}}^1$

素因数の和:26816

約数の個数: 64

約数和(自身を含む): 4831384320

約数和(自身を除く): 2874832360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 167, 220, 334, 440, 668, 835, 1336, 1670, 1837, 3340, 3674, 6680, 7348, 9185, 14696, 18370, 26627, 36740, 53254, 73480, 106508, 133135, 213016, 266270, 292897, 532540, 585794, 1065080, 1171588, 1464485, 2343176, 2928970, 4446709, 5857940, 8893418, 11715880, 17786836, 22233545, 35573672, 44467090, 48913799, 88934180, 97827598, 177868360, 195655196, 244568995, 391310392, 489137990, 978275980, 1956551960]

約数ペア:

[(1, 1956551960), (2, 978275980), (4, 489137990), (5, 391310392), (8, 244568995), (10, 195655196), (11, 177868360), (20, 97827598), (22, 88934180), (40, 48913799), (44, 44467090), (55, 35573672), (88, 22233545), (110, 17786836), (167, 11715880), (220, 8893418), (334, 5857940), (440, 4446709), (668, 2928970), (835, 2343176), (1336, 1464485), (1670, 1171588), (1837, 1065080), (3340, 585794), (3674, 532540), (6680, 292897), (7348, 266270), (9185, 213016), (14696, 133135), (18370, 106508), (26627, 73480), (36740, 53254)]