199897480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{263023}}^1$

素因数の和:263053

約数の個数: 32

約数和(自身を含む): 473443200

約数和(自身を除く): 273545720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 263023, 526046, 1052092, 1315115, 2104184, 2630230, 4997437, 5260460, 9994874, 10520920, 19989748, 24987185, 39979496, 49974370, 99948740, 199897480]

約数ペア:

[(1, 199897480), (2, 99948740), (4, 49974370), (5, 39979496), (8, 24987185), (10, 19989748), (19, 10520920), (20, 9994874), (38, 5260460), (40, 4997437), (76, 2630230), (95, 2104184), (152, 1315115), (190, 1052092), (380, 526046), (760, 263023)]