1966420280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1877}}^1\times {\mathrm{2381}}^1$

素因数の和:4280

約数の個数: 64

約数和(自身を含む): 4831267680

約数和(自身を除く): 2864847400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 1877, 2381, 3754, 4762, 7508, 9385, 9524, 11905, 15016, 18770, 19048, 20647, 23810, 26191, 37540, 41294, 47620, 52382, 75080, 82588, 95240, 103235, 104764, 130955, 165176, 206470, 209528, 261910, 412940, 523820, 825880, 1047640, 4469137, 8938274, 17876548, 22345685, 35753096, 44691370, 49160507, 89382740, 98321014, 178765480, 196642028, 245802535, 393284056, 491605070, 983210140, 1966420280]

約数ペア:

[(1, 1966420280), (2, 983210140), (4, 491605070), (5, 393284056), (8, 245802535), (10, 196642028), (11, 178765480), (20, 98321014), (22, 89382740), (40, 49160507), (44, 44691370), (55, 35753096), (88, 22345685), (110, 17876548), (220, 8938274), (440, 4469137), (1877, 1047640), (2381, 825880), (3754, 523820), (4762, 412940), (7508, 261910), (9385, 209528), (9524, 206470), (11905, 165176), (15016, 130955), (18770, 104764), (19048, 103235), (20647, 95240), (23810, 82588), (26191, 75080), (37540, 52382), (41294, 47620)]