1967888900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{463}}^1\times {\mathrm{2237}}^1$

素因数の和:2733

約数の個数: 72

約数和(自身を含む): 4506794880

約数和(自身を除く): 2538905980

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 463, 475, 926, 950, 1852, 1900, 2237, 2315, 4474, 4630, 8797, 8948, 9260, 11185, 11575, 17594, 22370, 23150, 35188, 42503, 43985, 44740, 46300, 55925, 85006, 87970, 111850, 170012, 175940, 212515, 219925, 223700, 425030, 439850, 850060, 879700, 1035731, 1062575, 2071462, 2125150, 4142924, 4250300, 5178655, 10357310, 19678889, 20714620, 25893275, 39357778, 51786550, 78715556, 98394445, 103573100, 196788890, 393577780, 491972225, 983944450, 1967888900]

約数ペア:

[(1, 1967888900), (2, 983944450), (4, 491972225), (5, 393577780), (10, 196788890), (19, 103573100), (20, 98394445), (25, 78715556), (38, 51786550), (50, 39357778), (76, 25893275), (95, 20714620), (100, 19678889), (190, 10357310), (380, 5178655), (463, 4250300), (475, 4142924), (926, 2125150), (950, 2071462), (1852, 1062575), (1900, 1035731), (2237, 879700), (2315, 850060), (4474, 439850), (4630, 425030), (8797, 223700), (8948, 219925), (9260, 212515), (11185, 175940), (11575, 170012), (17594, 111850), (22370, 87970), (23150, 85006), (35188, 55925), (42503, 46300), (43985, 44740)]