197850680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{5147}}^1$

素因数の和:5220

約数の個数: 48

約数和(自身を含む): 460076760

約数和(自身を除く): 262226080

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 961, 1240, 1922, 3844, 4805, 5147, 7688, 9610, 10294, 19220, 20588, 25735, 38440, 41176, 51470, 102940, 159557, 205880, 319114, 638228, 797785, 1276456, 1595570, 3191140, 4946267, 6382280, 9892534, 19785068, 24731335, 39570136, 49462670, 98925340, 197850680]

約数ペア:

[(1, 197850680), (2, 98925340), (4, 49462670), (5, 39570136), (8, 24731335), (10, 19785068), (20, 9892534), (31, 6382280), (40, 4946267), (62, 3191140), (124, 1595570), (155, 1276456), (248, 797785), (310, 638228), (620, 319114), (961, 205880), (1240, 159557), (1922, 102940), (3844, 51470), (4805, 41176), (5147, 38440), (7688, 25735), (9610, 20588), (10294, 19220)]